diff --git a/package-lock.json b/package-lock.json
index d34036b8666bbc53b52294a633bdc23fcf512a8b..f1f59550858c42c49b6707dd4f0a9e30af3a8b69 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -517,7 +517,9 @@
"requires": {
"@tweenjs/tween.js": "^16.8.0",
"browserify-css": "^0.8.2",
+ "debug": "github:ngokevin/debug#ef5f8e66d49ce8bc64c6f282c15f8b7164409e3a",
"deep-assign": "^2.0.0",
+ "document-register-element": "github:dmarcos/document-register-element#8ccc532b7f3744be954574caf3072a5fd260ca90",
"envify": "^3.4.1",
"load-bmfont": "^1.2.3",
"object-assign": "^4.0.1",
@@ -531,11 +533,12 @@
"dependencies": {
"debug": {
"version": "github:ngokevin/debug#ef5f8e66d49ce8bc64c6f282c15f8b7164409e3a",
- "from": "github:ngokevin/debug#ef5f8e66d49ce8bc64c6f282c15f8b7164409e3a"
+ "from": "github:ngokevin/debug#noTimestamp"
},
- "document-register-element": {
- "version": "github:dmarcos/document-register-element#8ccc532b7f3744be954574caf3072a5fd260ca90",
- "from": "github:dmarcos/document-register-element#8ccc532b7f3744be954574caf3072a5fd260ca90"
+ "three": {
+ "version": "0.93.0",
+ "resolved": "https://registry.npmjs.org/three/-/three-0.93.0.tgz",
+ "integrity": "sha1-P9bDZ+9FVKu7bhataZNig+iVwSM="
}
}
},
@@ -3789,6 +3792,10 @@
"esutils": "^2.0.2"
}
},
+ "document-register-element": {
+ "version": "github:dmarcos/document-register-element#8ccc532b7f3744be954574caf3072a5fd260ca90",
+ "from": "github:dmarcos/document-register-element#8ccc532b7"
+ },
"dom-converter": {
"version": "0.1.4",
"resolved": "https://registry.yarnpkg.com/dom-converter/-/dom-converter-0.1.4.tgz",
@@ -12479,9 +12486,8 @@
"dev": true
},
"three": {
- "version": "0.93.0",
- "resolved": "https://registry.npmjs.org/three/-/three-0.93.0.tgz",
- "integrity": "sha1-P9bDZ+9FVKu7bhataZNig+iVwSM="
+ "version": "github:mozillareality/three.js#8b1886c384371c3e6305b757d1db7577c5201a9b",
+ "from": "github:mozillareality/three.js#8b1886c384371c3e6305b757d1db7577c5201a9b"
},
"three-bmfont-text": {
"version": "2.3.0",
diff --git a/package.json b/package.json
index 5d8c7f777e5cd49102efb903ebc89c5c14f59b8e..42215b3d75abdcfdf2ca478976c46cb804e0ddf1 100644
--- a/package.json
+++ b/package.json
@@ -54,6 +54,7 @@
"react-intl": "^2.4.0",
"screenfull": "^3.3.2",
"super-hands": "github:mozillareality/aframe-super-hands-component#f8f9781d8b4c487bb544b3986000e85ed5f82fcc",
+ "three": "github:mozillareality/three.js#8b1886c384371c3e6305b757d1db7577c5201a9b",
"three-to-cannon": "1.3.0",
"uuid": "^3.2.1",
"webrtc-adapter": "^6.0.2"
diff --git a/src/assets/images/cubemap/negx.jpg b/src/assets/images/cubemap/negx.jpg
new file mode 100644
index 0000000000000000000000000000000000000000..1cae307a60b90353ccc2b1ff95b7edcb4506f383
Binary files /dev/null and b/src/assets/images/cubemap/negx.jpg differ
diff --git a/src/assets/images/cubemap/negy.jpg b/src/assets/images/cubemap/negy.jpg
new file mode 100644
index 0000000000000000000000000000000000000000..fa7a975d349aa8a45fd1f891e8a11ab2da36effa
Binary files /dev/null and b/src/assets/images/cubemap/negy.jpg differ
diff --git a/src/assets/images/cubemap/negz.jpg b/src/assets/images/cubemap/negz.jpg
new file mode 100644
index 0000000000000000000000000000000000000000..1e9c54ef26c720d1247750bfa9adb120bf14a5ae
Binary files /dev/null and b/src/assets/images/cubemap/negz.jpg differ
diff --git a/src/assets/images/cubemap/posx.jpg b/src/assets/images/cubemap/posx.jpg
new file mode 100644
index 0000000000000000000000000000000000000000..0ad2eeaf0498edb2d5758c4a29356d1709a0ec00
Binary files /dev/null and b/src/assets/images/cubemap/posx.jpg differ
diff --git a/src/assets/images/cubemap/posy.jpg b/src/assets/images/cubemap/posy.jpg
new file mode 100644
index 0000000000000000000000000000000000000000..de7e5ccada20846d5f100f4d92c2b8f3f7db4c32
Binary files /dev/null and b/src/assets/images/cubemap/posy.jpg differ
diff --git a/src/assets/images/cubemap/posz.jpg b/src/assets/images/cubemap/posz.jpg
new file mode 100644
index 0000000000000000000000000000000000000000..836cdb4a32c31dec3052184044753d51eac474e7
Binary files /dev/null and b/src/assets/images/cubemap/posz.jpg differ
diff --git a/src/avatar-selector.js b/src/avatar-selector.js
index f9ecc3bd59986636a49cc190bb6cb86b3a45f11b..1ded01b457cd2a0d05cdd9a0ed9535b4fdd36a45 100644
--- a/src/avatar-selector.js
+++ b/src/avatar-selector.js
@@ -10,11 +10,12 @@ import { patchWebGLRenderingContext } from "./utils/webgl";
patchWebGLRenderingContext();
import "./assets/stylesheets/avatar-selector.scss";
-import "./vendor/GLTFLoader";
+import "three/examples/js/loaders/GLTFLoader";
import "./components/animation-mixer";
import "./components/audio-feedback";
import "./components/loop-animation";
+import "./components/gamma-factor";
import "./gltf-component-mappings";
import { avatars } from "./assets/avatars/avatars";
diff --git a/src/components/gamma-factor.js b/src/components/gamma-factor.js
new file mode 100644
index 0000000000000000000000000000000000000000..c3ffa4fce15ff11ad58cb27b1d140f1ed2e3e6e7
--- /dev/null
+++ b/src/components/gamma-factor.js
@@ -0,0 +1,43 @@
+AFRAME.registerComponent("gamma-factor", {
+ schema: {
+ gammaFactor: { type: "number", default: 2.2 }
+ },
+
+ init() {
+ const el = this.el;
+
+ if (!el.isScene) {
+ console.warn("gamma-factor component can only be applied to <a-scene>");
+ }
+ },
+
+ update(prevData) {
+ const data = this.data;
+ const sceneEl = this.el;
+ const renderer = sceneEl.renderer;
+ let needsShaderUpdate = false;
+
+ if (data.gammaFactor !== prevData.gammaFactor) {
+ renderer.gammaFactor = data.gammaFactor;
+ needsShaderUpdate = true;
+ }
+
+ if (!needsShaderUpdate || sceneEl.time === 0) {
+ return;
+ }
+
+ sceneEl.object3D.traverse(function(node) {
+ if (!node.isMesh) {
+ return;
+ }
+
+ if (Array.isArray(node.material)) {
+ node.material.forEach(function(material) {
+ material.needsUpdate = true;
+ });
+ } else {
+ node.material.needsUpdate = true;
+ }
+ });
+ }
+});
diff --git a/src/components/gltf-model-plus.js b/src/components/gltf-model-plus.js
index b5904f0fc36c9695908f56017772449ee99dd7e3..304bd1e31c2509cdc03ce1c6a15701d56ec9e160 100644
--- a/src/components/gltf-model-plus.js
+++ b/src/components/gltf-model-plus.js
@@ -1,6 +1,14 @@
import SketchfabZipWorker from "../workers/sketchfab-zip.worker.js";
+import { resolveMedia } from "../utils/media-utils";
+import cubeMapPosX from "../assets/images/cubemap/posx.jpg";
+import cubeMapNegX from "../assets/images/cubemap/negx.jpg";
+import cubeMapPosY from "../assets/images/cubemap/posy.jpg";
+import cubeMapNegY from "../assets/images/cubemap/negx.jpg";
+import cubeMapPosZ from "../assets/images/cubemap/posz.jpg";
+import cubeMapNegZ from "../assets/images/cubemap/negz.jpg";
const GLTFCache = {};
+let CachedEnvMapTexture = null;
AFRAME.GLTFModelPlus = {
// eslint-disable-next-line no-unused-vars
@@ -194,33 +202,101 @@ function getFilesFromSketchfabZip(src) {
});
}
-function cachedLoadGLTF(src, basePath, contentType, preferredTechnique, onProgress) {
- if (!GLTFCache[src]) {
- GLTFCache[src] = new Promise(async (resolve, reject) => {
- try {
- let gltfUrl = src;
- let onLoad = resolve;
- if (contentType === "model/gltf+zip") {
- const fileMap = await getFilesFromSketchfabZip(src);
- gltfUrl = fileMap["scene.gtlf"];
- onLoad = model => {
- // The GLTF is now cached as a THREE object, we can get rid of the original blobs
- Object.keys(fileMap).forEach(URL.revokeObjectURL);
- resolve(model);
- };
- }
+async function loadEnvMap() {
+ const urls = [cubeMapPosX, cubeMapNegX, cubeMapPosY, cubeMapNegY, cubeMapPosZ, cubeMapNegZ];
+ const texture = await new THREE.CubeTextureLoader().load(urls);
+ texture.format = THREE.RGBFormat;
+ return texture;
+}
+
+function resolveGLTFUri(gltfProperty, basePath) {
+ return resolveMedia(new URL(gltfProperty.uri, basePath).href).then(({ raw }) => (gltfProperty.uri = raw));
+}
+
+async function loadGLTF(src, preferredTechnique, onProgress) {
+ const { raw, origin, contentType } = await resolveMedia(src);
+ const basePath = THREE.LoaderUtils.extractUrlBase(origin);
+
+ let gltfUrl = raw;
+ let fileMap;
+
+ if (contentType === "model/gltf+zip") {
+ fileMap = await getFilesFromSketchfabZip(gltfUrl);
+ gltfUrl = fileMap["scene.gtlf"];
+ }
+
+ const gltfLoader = new THREE.GLTFLoader();
+ gltfLoader.setPath(basePath);
+ gltfLoader.setLazy(true);
+
+ const { parser } = await new Promise((resolve, reject) => gltfLoader.load(gltfUrl, resolve, onProgress, reject));
+
+ const json = parser.json;
+ const images = json.images;
+ const buffers = json.buffers;
+ const materials = json.materials;
+
+ const pendingFarsparkPromises = [];
+
+ if (images) {
+ for (const image of images) {
+ pendingFarsparkPromises.push(resolveGLTFUri(image, parser.options.path));
+ }
+ }
+
+ if (buffers) {
+ for (const buffer of buffers) {
+ pendingFarsparkPromises.push(resolveGLTFUri(buffer, parser.options.path));
+ }
+ }
- const gltfLoader = new THREE.GLTFLoader();
- gltfLoader.path = basePath;
- gltfLoader.preferredTechnique = preferredTechnique;
- gltfLoader.load(gltfUrl, onLoad, onProgress, reject);
- } catch (e) {
+ if (materials) {
+ for (let i = 0; i < materials.length; i++) {
+ const material = materials[i];
+
+ if (
+ material.extensions &&
+ material.extensions.MOZ_alt_materials &&
+ material.extensions.MOZ_alt_materials[preferredTechnique] !== undefined
+ ) {
+ const altMaterialIndex = material.extensions.MOZ_alt_materials[preferredTechnique];
+ materials[i] = altMaterialIndex;
+ }
+ }
+ }
+
+ if (!CachedEnvMapTexture) {
+ CachedEnvMapTexture = loadEnvMap();
+ }
+
+ await Promise.all(pendingFarsparkPromises);
+
+ const gltf = await new Promise((resolve, reject) =>
+ parser.parse(
+ (scene, scenes, cameras, animations, json) => {
+ resolve({ scene, scenes, cameras, animations, json });
+ },
+ e => {
reject(e);
- delete GLTFCache[src];
}
- });
+ )
+ );
+
+ const envMap = await CachedEnvMapTexture;
+
+ gltf.scene.traverse(object => {
+ if (object.material && object.material.type === "MeshStandardMaterial") {
+ object.material.envMap = envMap;
+ object.material.needsUpdate = true;
+ }
+ });
+
+ if (fileMap) {
+ // The GLTF is now cached as a THREE object, we can get rid of the original blobs
+ Object.keys(fileMap).forEach(URL.revokeObjectURL);
}
- return GLTFCache[src].then(cloneGltf);
+
+ return gltf;
}
/**
@@ -232,8 +308,6 @@ function cachedLoadGLTF(src, basePath, contentType, preferredTechnique, onProgre
AFRAME.registerComponent("gltf-model-plus", {
schema: {
src: { type: "string" },
- contentType: { type: "string" },
- basePath: { type: "string", default: undefined },
inflate: { default: false }
},
@@ -274,7 +348,12 @@ AFRAME.registerComponent("gltf-model-plus", {
}
const gltfPath = THREE.LoaderUtils.extractUrlBase(src);
- const model = await cachedLoadGLTF(src, this.data.basePath, this.data.contentType, this.preferredTechnique);
+
+ if (!GLTFCache[src]) {
+ GLTFCache[src] = loadGLTF(src, this.preferredTechnique);
+ }
+
+ const model = cloneGltf(await GLTFCache[src]);
// If we started loading something else already
// TODO: there should be a way to cancel loading instead
@@ -301,6 +380,7 @@ AFRAME.registerComponent("gltf-model-plus", {
this.el.setObject3D("mesh", object3DToSet);
this.el.emit("model-loaded", { format: "gltf", model: this.model });
} catch (e) {
+ delete GLTFCache[src];
console.error("Failed to load glTF model", e, this);
this.el.emit("model-error", { format: "gltf", src });
}
diff --git a/src/components/image-plus.js b/src/components/image-plus.js
index 5110cebbaca330f9ce53aa32d2d5fbee0963c196..43e32b9a8794f91c56faafc2688b71268fc50acf 100644
--- a/src/components/image-plus.js
+++ b/src/components/image-plus.js
@@ -202,6 +202,8 @@ AFRAME.registerComponent("image-plus", {
throw new Error(`Unknown content type: ${contentType}`);
}
+ texture.encoding = THREE.sRGBEncoding;
+
cacheItem.texture = texture;
textureCache.set(url, cacheItem);
}
diff --git a/src/components/media-loader.js b/src/components/media-loader.js
index 544d4443a4304e0ed1d3ad75523c89cafa46c979..edfc40bc67dbff42b6cc22af5753cfd5daaa10e9 100644
--- a/src/components/media-loader.js
+++ b/src/components/media-loader.js
@@ -1,8 +1,6 @@
import { getBox, getScaleCoefficient } from "../utils/auto-box-collider";
import { resolveMedia } from "../utils/media-utils";
-const fetchContentType = async url => fetch(url, { method: "HEAD" }).then(r => r.headers.get("content-type"));
-
AFRAME.registerComponent("media-loader", {
schema: {
src: { type: "string" },
@@ -53,10 +51,8 @@ AFRAME.registerComponent("media-loader", {
this.setShapeAndScale(true);
}, 100);
- const { raw, origin, meta } = await resolveMedia(url);
- console.log("resolved", url, raw, origin, meta);
+ const { raw, contentType } = await resolveMedia(url);
- const contentType = (meta && meta.expected_content_type) || (await fetchContentType(raw));
if (contentType.startsWith("image/") || contentType.startsWith("video/") || contentType.startsWith("audio/")) {
this.el.addEventListener(
"image-loaded",
@@ -78,9 +74,7 @@ AFRAME.registerComponent("media-loader", {
);
this.el.addEventListener("model-error", this.onError, { once: true });
this.el.setAttribute("gltf-model-plus", {
- src: raw,
- contentType,
- basePath: THREE.LoaderUtils.extractUrlBase(origin),
+ src: url, // gltf-model-plus expects the unresolved gltf url. The resolved farspark URL will be retrieved from the cache.
inflate: true
});
} else {
diff --git a/src/hub.html b/src/hub.html
index 1b840263256ffed825b44ecfb0e9bae8377d6598..80902944f1a7ff5d93125ffc7bce6128eed550d0 100644
--- a/src/hub.html
+++ b/src/hub.html
@@ -21,7 +21,8 @@
</audio>
<a-scene
- renderer="antialias: true"
+ renderer="antialias: true; gammaOutput: true; sortObjects: true; physicallyCorrectLights: true;"
+ gamma-factor
networked-scene="adapter: janus; audio: true; debug: true; connectOnLoad: false;"
physics="gravity: -6; debug: false;"
mute-mic="eventSrc: a-scene; toggleEvents: action_mute"
diff --git a/src/hub.js b/src/hub.js
index 608c741514a9d3e3345d9e1c20df9ba2ae912f31..6af7d7750f56f9d37718ab90b0378ef6808fdf08 100644
--- a/src/hub.js
+++ b/src/hub.js
@@ -7,7 +7,7 @@ import "./utils/logging";
import { patchWebGLRenderingContext } from "./utils/webgl";
patchWebGLRenderingContext();
-import "./vendor/GLTFLoader";
+import "three/examples/js/loaders/GLTFLoader";
import "networked-aframe/src/index";
import "naf-janus-adapter";
import "aframe-teleport-controls";
@@ -74,6 +74,7 @@ import "./components/position-at-box-shape-border";
import "./components/remove-networked-object-button";
import "./components/destroy-at-extreme-distances";
import "./components/media-loader";
+import "./components/gamma-factor";
import ReactDOM from "react-dom";
import React from "react";
@@ -231,7 +232,6 @@ const onReady = async () => {
if (!isBotMode) {
scene.classList.add("no-cursor");
}
- scene.renderer.sortObjects = true;
const playerRig = document.querySelector("#player-rig");
document.querySelector("canvas").classList.remove("blurred");
scene.render();
diff --git a/src/react-components/avatar-selector.js b/src/react-components/avatar-selector.js
index 2949ecde7d777171b869548208dd7a245ea58efe..81b30d6057b436a296b9856f742b1bb907514495 100644
--- a/src/react-components/avatar-selector.js
+++ b/src/react-components/avatar-selector.js
@@ -122,6 +122,14 @@ class AvatarSelector extends Component {
}
}
+ componentDidMount() {
+ // <a-scene> component not initialized until scene element mounted and loaded.
+ this.scene.addEventListener("loaded", () => {
+ this.scene.setAttribute("renderer", { gammaOutput: true, sortObjects: true, physicallyCorrectLights: true });
+ this.scene.setAttribute("gamma-factor", "");
+ });
+ }
+
render() {
const avatarAssets = this.props.avatars.map(avatar => (
<a-asset-item id={avatar.id} key={avatar.id} response-type="arraybuffer" src={`${avatar.model}`} />
diff --git a/src/utils/media-utils.js b/src/utils/media-utils.js
index 96e3b618a79a0f492cd64d9f82d551aace83f795..0ebd5c3e1af6cc3e24152fe16fea8835faa22542 100644
--- a/src/utils/media-utils.js
+++ b/src/utils/media-utils.js
@@ -6,6 +6,8 @@ if (process.env.RETICULUM_SERVER) {
mediaAPIEndpoint = `https://${process.env.RETICULUM_SERVER}${mediaAPIEndpoint}`;
}
+const fetchContentType = async url => fetch(url, { method: "HEAD" }).then(r => r.headers.get("content-type"));
+
const resolveMediaCache = new Map();
export const resolveMedia = async url => {
const parsedUrl = new URL(url);
@@ -19,6 +21,10 @@ export const resolveMedia = async url => {
headers: { "Content-Type": "application/json" },
body: JSON.stringify({ media: { url } })
}).then(r => r.json());
+
+ const contentType = (resolved.meta && resolved.meta.expected_content_type) || (await fetchContentType(resolved.raw));
+ resolved.contentType = contentType;
+
resolveMediaCache.set(url, resolved);
return resolved;
};
diff --git a/src/vendor/GLTFLoader.js b/src/vendor/GLTFLoader.js
deleted file mode 100644
index d92e1773df03db6a76566333fd77867c1a49342f..0000000000000000000000000000000000000000
--- a/src/vendor/GLTFLoader.js
+++ /dev/null
@@ -1,2859 +0,0 @@
-// https://github.com/mrdoob/three.js/blob/1e943ba79196737bc8505522e928595687c09425/examples/js/loaders/GLTFLoader.js
-// + MOZ_alt_materials draft extension
-
-/**
- * @author Rich Tibbett / https://github.com/richtr
- * @author mrdoob / http://mrdoob.com/
- * @author Tony Parisi / http://www.tonyparisi.com/
- * @author Takahiro / https://github.com/takahirox
- * @author Don McCurdy / https://www.donmccurdy.com
- * @author netpro2k / https://github.com/netpro2k
- */
-
- import { resolveMedia } from "../utils/media-utils"
-
-THREE.GLTFLoader = ( function () {
-
- function GLTFLoader( manager ) {
-
- this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;
- this.dracoLoader = null;
- this.preferredTechnique = null;
-
- }
-
- GLTFLoader.prototype = {
-
- constructor: GLTFLoader,
-
- crossOrigin: 'Anonymous',
-
- load: async function ( url, onLoad, onProgress, onError ) {
-
- var scope = this;
-
- scope.url = url;
-
- var path = this.path !== undefined ? this.path : THREE.LoaderUtils.extractUrlBase( url );
-
- var loader = new THREE.FileLoader( scope.manager );
-
- loader.setResponseType( 'arraybuffer' );
-
- var farsparkURL = (await resolveMedia(url)).raw;
-
- loader.load( farsparkURL, function ( data ) {
-
- try {
-
- scope.parse( data, path, onLoad, onError );
-
- } catch ( e ) {
-
- if ( onError !== undefined ) {
-
- onError( e );
-
- } else {
-
- throw e;
-
- }
-
- }
-
- }, onProgress, onError );
-
- },
-
- setCrossOrigin: function ( value ) {
-
- this.crossOrigin = value;
- return this;
-
- },
-
- setPath: function ( value ) {
-
- this.path = value;
- return this;
-
- },
-
- setDRACOLoader: function ( dracoLoader ) {
-
- this.dracoLoader = dracoLoader;
- return this;
-
- },
-
- parse: function ( data, path, onLoad, onError ) {
-
- var scope = this;
- var content;
- var extensions = {};
-
- if ( typeof data === 'string' ) {
-
- content = data;
-
- } else {
-
- var magic = THREE.LoaderUtils.decodeText( new Uint8Array( data, 0, 4 ) );
-
- if ( magic === BINARY_EXTENSION_HEADER_MAGIC ) {
-
- try {
-
- extensions[ EXTENSIONS.KHR_BINARY_GLTF ] = new GLTFBinaryExtension( data );
-
- } catch ( error ) {
-
- if ( onError ) onError( error );
- return;
-
- }
-
- content = extensions[ EXTENSIONS.KHR_BINARY_GLTF ].content;
-
- } else {
-
- content = THREE.LoaderUtils.decodeText( new Uint8Array( data ) );
-
- }
-
- }
-
- var json = JSON.parse( content );
-
- if ( json.asset === undefined || json.asset.version[ 0 ] < 2 ) {
-
- if ( onError ) onError( new Error( 'THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported. Use LegacyGLTFLoader instead.' ) );
- return;
-
- }
-
- if ( json.extensionsUsed ) {
-
- if ( json.extensionsUsed.indexOf( EXTENSIONS.MOZ_ALT_MATERIALS ) >= 0 ) {
-
- extensions[ EXTENSIONS.MOZ_ALT_MATERIALS ] = new MOZAltMaterialsExtension( this.preferredTechnique );
-
- }
-
- if ( json.extensionsUsed.indexOf( EXTENSIONS.KHR_LIGHTS ) >= 0 ) {
-
- extensions[ EXTENSIONS.KHR_LIGHTS ] = new GLTFLightsExtension( json );
-
- }
-
- if ( json.extensionsUsed.indexOf( EXTENSIONS.KHR_MATERIALS_UNLIT ) >= 0 ) {
-
- extensions[ EXTENSIONS.KHR_MATERIALS_UNLIT ] = new GLTFMaterialsUnlitExtension( json );
-
- }
-
- if ( json.extensionsUsed.indexOf( EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS ) >= 0 ) {
-
- extensions[ EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS ] = new GLTFMaterialsPbrSpecularGlossinessExtension();
-
- }
-
- if ( json.extensionsUsed.indexOf( EXTENSIONS.KHR_DRACO_MESH_COMPRESSION ) >= 0 ) {
-
- extensions[ EXTENSIONS.KHR_DRACO_MESH_COMPRESSION ] = new GLTFDracoMeshCompressionExtension( this.dracoLoader );
-
- }
-
- }
-
- console.time( `GLTFLoader - ${scope.url}` );
-
- var parser = new GLTFParser( json, extensions, {
-
- path: path || this.path || '',
- crossOrigin: this.crossOrigin,
- manager: this.manager
-
- } );
-
- parser.parse( function ( scene, scenes, cameras, animations, asset ) {
-
- console.timeEnd( `GLTFLoader - ${scope.url}` );
-
- var glTF = {
- scene: scene,
- scenes: scenes,
- cameras: cameras,
- animations: animations,
- asset: asset
- };
-
- onLoad( glTF );
-
- }, onError );
-
- }
-
- };
-
- /* GLTFREGISTRY */
-
- function GLTFRegistry() {
-
- var objects = {};
-
- return {
-
- get: function ( key ) {
-
- return objects[ key ];
-
- },
-
- add: function ( key, object ) {
-
- objects[ key ] = object;
-
- },
-
- remove: function ( key ) {
-
- delete objects[ key ];
-
- },
-
- removeAll: function () {
-
- objects = {};
-
- }
-
- };
-
- }
-
- /*********************************/
- /********** EXTENSIONS ***********/
- /*********************************/
-
- var EXTENSIONS = {
- KHR_BINARY_GLTF: 'KHR_binary_glTF',
- KHR_DRACO_MESH_COMPRESSION: 'KHR_draco_mesh_compression',
- KHR_LIGHTS: 'KHR_lights',
- KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS: 'KHR_materials_pbrSpecularGlossiness',
- KHR_MATERIALS_UNLIT: 'KHR_materials_unlit',
- MOZ_ALT_MATERIALS: "MOZ_alt_materials"
- };
-
- /**
- * Lights Extension
- *
- * Specification: PENDING
- */
- function GLTFLightsExtension( json ) {
-
- this.name = EXTENSIONS.KHR_LIGHTS;
-
- this.lights = {};
-
- var extension = ( json.extensions && json.extensions[ EXTENSIONS.KHR_LIGHTS ] ) || {};
- var lights = extension.lights || {};
-
- for ( var lightId in lights ) {
-
- var light = lights[ lightId ];
- var lightNode;
-
- var color = new THREE.Color().fromArray( light.color );
-
- switch ( light.type ) {
-
- case 'directional':
- lightNode = new THREE.DirectionalLight( color );
- lightNode.position.set( 0, 0, 1 );
- break;
-
- case 'point':
- lightNode = new THREE.PointLight( color );
- break;
-
- case 'spot':
- lightNode = new THREE.SpotLight( color );
- lightNode.position.set( 0, 0, 1 );
- break;
-
- case 'ambient':
- lightNode = new THREE.AmbientLight( color );
- break;
-
- }
-
- if ( lightNode ) {
-
- if ( light.constantAttenuation !== undefined ) {
-
- lightNode.intensity = light.constantAttenuation;
-
- }
-
- if ( light.linearAttenuation !== undefined ) {
-
- lightNode.distance = 1 / light.linearAttenuation;
-
- }
-
- if ( light.quadraticAttenuation !== undefined ) {
-
- lightNode.decay = light.quadraticAttenuation;
-
- }
-
- if ( light.fallOffAngle !== undefined ) {
-
- lightNode.angle = light.fallOffAngle;
-
- }
-
- if ( light.fallOffExponent !== undefined ) {
-
- console.warn( 'THREE.GLTFLoader:: light.fallOffExponent not currently supported.' );
-
- }
-
- lightNode.name = light.name || ( 'light_' + lightId );
- this.lights[ lightId ] = lightNode;
-
- }
-
- }
-
- }
-
- /**
- * Unlit Materials Extension (pending)
- *
- * PR: https://github.com/KhronosGroup/glTF/pull/1163
- */
- function GLTFMaterialsUnlitExtension( json ) {
-
- this.name = EXTENSIONS.KHR_MATERIALS_UNLIT;
-
- }
-
- GLTFMaterialsUnlitExtension.prototype.getMaterialType = function ( material ) {
-
- return THREE.MeshBasicMaterial;
-
- };
-
- GLTFMaterialsUnlitExtension.prototype.extendParams = function ( materialParams, material, parser ) {
-
- var pending = [];
-
- materialParams.color = new THREE.Color( 1.0, 1.0, 1.0 );
- materialParams.opacity = 1.0;
-
- var metallicRoughness = material.pbrMetallicRoughness;
-
- if ( metallicRoughness ) {
-
- if ( Array.isArray( metallicRoughness.baseColorFactor ) ) {
-
- var array = metallicRoughness.baseColorFactor;
-
- materialParams.color.fromArray( array );
- materialParams.opacity = array[ 3 ];
-
- }
-
- if ( metallicRoughness.baseColorTexture !== undefined ) {
-
- pending.push( parser.assignTexture( materialParams, 'map', metallicRoughness.baseColorTexture.index ) );
-
- }
-
- }
-
- return Promise.all( pending );
-
- };
-
- /* BINARY EXTENSION */
-
- var BINARY_EXTENSION_BUFFER_NAME = 'binary_glTF';
- var BINARY_EXTENSION_HEADER_MAGIC = 'glTF';
- var BINARY_EXTENSION_HEADER_LENGTH = 12;
- var BINARY_EXTENSION_CHUNK_TYPES = { JSON: 0x4E4F534A, BIN: 0x004E4942 };
-
- function GLTFBinaryExtension( data ) {
-
- this.name = EXTENSIONS.KHR_BINARY_GLTF;
- this.content = null;
- this.body = null;
-
- var headerView = new DataView( data, 0, BINARY_EXTENSION_HEADER_LENGTH );
-
- this.header = {
- magic: THREE.LoaderUtils.decodeText( new Uint8Array( data.slice( 0, 4 ) ) ),
- version: headerView.getUint32( 4, true ),
- length: headerView.getUint32( 8, true )
- };
-
- if ( this.header.magic !== BINARY_EXTENSION_HEADER_MAGIC ) {
-
- throw new Error( 'THREE.GLTFLoader: Unsupported glTF-Binary header.' );
-
- } else if ( this.header.version < 2.0 ) {
-
- throw new Error( 'THREE.GLTFLoader: Legacy binary file detected. Use LegacyGLTFLoader instead.' );
-
- }
-
- var chunkView = new DataView( data, BINARY_EXTENSION_HEADER_LENGTH );
- var chunkIndex = 0;
-
- while ( chunkIndex < chunkView.byteLength ) {
-
- var chunkLength = chunkView.getUint32( chunkIndex, true );
- chunkIndex += 4;
-
- var chunkType = chunkView.getUint32( chunkIndex, true );
- chunkIndex += 4;
-
- if ( chunkType === BINARY_EXTENSION_CHUNK_TYPES.JSON ) {
-
- var contentArray = new Uint8Array( data, BINARY_EXTENSION_HEADER_LENGTH + chunkIndex, chunkLength );
- this.content = THREE.LoaderUtils.decodeText( contentArray );
-
- } else if ( chunkType === BINARY_EXTENSION_CHUNK_TYPES.BIN ) {
-
- var byteOffset = BINARY_EXTENSION_HEADER_LENGTH + chunkIndex;
- this.body = data.slice( byteOffset, byteOffset + chunkLength );
-
- }
-
- // Clients must ignore chunks with unknown types.
-
- chunkIndex += chunkLength;
-
- }
-
- if ( this.content === null ) {
-
- throw new Error( 'THREE.GLTFLoader: JSON content not found.' );
-
- }
-
- }
-
- /**
- * DRACO Mesh Compression Extension
- *
- * Specification: https://github.com/KhronosGroup/glTF/pull/874
- */
- function GLTFDracoMeshCompressionExtension ( dracoLoader ) {
-
- if ( ! dracoLoader ) {
-
- throw new Error( 'THREE.GLTFLoader: No DRACOLoader instance provided.' );
-
- }
-
- this.name = EXTENSIONS.KHR_DRACO_MESH_COMPRESSION;
- this.dracoLoader = dracoLoader;
-
- }
-
- GLTFDracoMeshCompressionExtension.prototype.decodePrimitive = function ( primitive, parser ) {
-
- var dracoLoader = this.dracoLoader;
- var bufferViewIndex = primitive.extensions[ this.name ].bufferView;
- var gltfAttributeMap = primitive.extensions[ this.name ].attributes;
- var threeAttributeMap = {};
-
- for ( var attributeName in gltfAttributeMap ) {
-
- if ( !( attributeName in ATTRIBUTES ) ) continue;
-
- threeAttributeMap[ ATTRIBUTES[ attributeName ] ] = gltfAttributeMap[ attributeName ];
-
- }
-
- return parser.getDependency( 'bufferView', bufferViewIndex ).then( function ( bufferView ) {
-
- return new Promise( function ( resolve ) {
-
- dracoLoader.decodeDracoFile( bufferView, resolve, threeAttributeMap );
-
- } );
-
- } );
-
- };
-
- /**
- * Specular-Glossiness Extension
- *
- * Specification: https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Khronos/KHR_materials_pbrSpecularGlossiness
- */
- function GLTFMaterialsPbrSpecularGlossinessExtension() {
-
- return {
-
- name: EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS,
-
- specularGlossinessParams: [
- 'color',
- 'map',
- 'lightMap',
- 'lightMapIntensity',
- 'aoMap',
- 'aoMapIntensity',
- 'emissive',
- 'emissiveIntensity',
- 'emissiveMap',
- 'bumpMap',
- 'bumpScale',
- 'normalMap',
- 'displacementMap',
- 'displacementScale',
- 'displacementBias',
- 'specularMap',
- 'specular',
- 'glossinessMap',
- 'glossiness',
- 'alphaMap',
- 'envMap',
- 'envMapIntensity',
- 'refractionRatio',
- ],
-
- getMaterialType: function () {
-
- return THREE.ShaderMaterial;
-
- },
-
- extendParams: function ( params, material, parser ) {
-
- var pbrSpecularGlossiness = material.extensions[ this.name ];
-
- var shader = THREE.ShaderLib[ 'standard' ];
-
- var uniforms = THREE.UniformsUtils.clone( shader.uniforms );
-
- var specularMapParsFragmentChunk = [
- '#ifdef USE_SPECULARMAP',
- ' uniform sampler2D specularMap;',
- '#endif'
- ].join( '\n' );
-
- var glossinessMapParsFragmentChunk = [
- '#ifdef USE_GLOSSINESSMAP',
- ' uniform sampler2D glossinessMap;',
- '#endif'
- ].join( '\n' );
-
- var specularMapFragmentChunk = [
- 'vec3 specularFactor = specular;',
- '#ifdef USE_SPECULARMAP',
- ' vec4 texelSpecular = texture2D( specularMap, vUv );',
- ' texelSpecular = sRGBToLinear( texelSpecular );',
- ' // reads channel RGB, compatible with a glTF Specular-Glossiness (RGBA) texture',
- ' specularFactor *= texelSpecular.rgb;',
- '#endif'
- ].join( '\n' );
-
- var glossinessMapFragmentChunk = [
- 'float glossinessFactor = glossiness;',
- '#ifdef USE_GLOSSINESSMAP',
- ' vec4 texelGlossiness = texture2D( glossinessMap, vUv );',
- ' // reads channel A, compatible with a glTF Specular-Glossiness (RGBA) texture',
- ' glossinessFactor *= texelGlossiness.a;',
- '#endif'
- ].join( '\n' );
-
- var lightPhysicalFragmentChunk = [
- 'PhysicalMaterial material;',
- 'material.diffuseColor = diffuseColor.rgb;',
- 'material.specularRoughness = clamp( 1.0 - glossinessFactor, 0.04, 1.0 );',
- 'material.specularColor = specularFactor.rgb;',
- ].join( '\n' );
-
- var fragmentShader = shader.fragmentShader
- .replace( '#include <specularmap_fragment>', '' )
- .replace( 'uniform float roughness;', 'uniform vec3 specular;' )
- .replace( 'uniform float metalness;', 'uniform float glossiness;' )
- .replace( '#include <roughnessmap_pars_fragment>', specularMapParsFragmentChunk )
- .replace( '#include <metalnessmap_pars_fragment>', glossinessMapParsFragmentChunk )
- .replace( '#include <roughnessmap_fragment>', specularMapFragmentChunk )
- .replace( '#include <metalnessmap_fragment>', glossinessMapFragmentChunk )
- .replace( '#include <lights_physical_fragment>', lightPhysicalFragmentChunk );
-
- delete uniforms.roughness;
- delete uniforms.metalness;
- delete uniforms.roughnessMap;
- delete uniforms.metalnessMap;
-
- uniforms.specular = { value: new THREE.Color().setHex( 0x111111 ) };
- uniforms.glossiness = { value: 0.5 };
- uniforms.specularMap = { value: null };
- uniforms.glossinessMap = { value: null };
-
- params.vertexShader = shader.vertexShader;
- params.fragmentShader = fragmentShader;
- params.uniforms = uniforms;
- params.defines = { 'STANDARD': '' };
-
- params.color = new THREE.Color( 1.0, 1.0, 1.0 );
- params.opacity = 1.0;
-
- var pending = [];
-
- if ( Array.isArray( pbrSpecularGlossiness.diffuseFactor ) ) {
-
- var array = pbrSpecularGlossiness.diffuseFactor;
-
- params.color.fromArray( array );
- params.opacity = array[ 3 ];
-
- }
-
- if ( pbrSpecularGlossiness.diffuseTexture !== undefined ) {
-
- pending.push( parser.assignTexture( params, 'map', pbrSpecularGlossiness.diffuseTexture.index ) );
-
- }
-
- params.emissive = new THREE.Color( 0.0, 0.0, 0.0 );
- params.glossiness = pbrSpecularGlossiness.glossinessFactor !== undefined ? pbrSpecularGlossiness.glossinessFactor : 1.0;
- params.specular = new THREE.Color( 1.0, 1.0, 1.0 );
-
- if ( Array.isArray( pbrSpecularGlossiness.specularFactor ) ) {
-
- params.specular.fromArray( pbrSpecularGlossiness.specularFactor );
-
- }
-
- if ( pbrSpecularGlossiness.specularGlossinessTexture !== undefined ) {
-
- var specGlossIndex = pbrSpecularGlossiness.specularGlossinessTexture.index;
- pending.push( parser.assignTexture( params, 'glossinessMap', specGlossIndex ) );
- pending.push( parser.assignTexture( params, 'specularMap', specGlossIndex ) );
-
- }
-
- return Promise.all( pending );
-
- },
-
- createMaterial: function ( params ) {
-
- // setup material properties based on MeshStandardMaterial for Specular-Glossiness
-
- var material = new THREE.ShaderMaterial( {
- defines: params.defines,
- vertexShader: params.vertexShader,
- fragmentShader: params.fragmentShader,
- uniforms: params.uniforms,
- fog: true,
- lights: true,
- opacity: params.opacity,
- transparent: params.transparent
- } );
-
- material.isGLTFSpecularGlossinessMaterial = true;
-
- material.color = params.color;
-
- material.map = params.map === undefined ? null : params.map;
-
- material.lightMap = null;
- material.lightMapIntensity = 1.0;
-
- material.aoMap = params.aoMap === undefined ? null : params.aoMap;
- material.aoMapIntensity = 1.0;
-
- material.emissive = params.emissive;
- material.emissiveIntensity = 1.0;
- material.emissiveMap = params.emissiveMap === undefined ? null : params.emissiveMap;
-
- material.bumpMap = params.bumpMap === undefined ? null : params.bumpMap;
- material.bumpScale = 1;
-
- material.normalMap = params.normalMap === undefined ? null : params.normalMap;
- if ( params.normalScale ) material.normalScale = params.normalScale;
-
- material.displacementMap = null;
- material.displacementScale = 1;
- material.displacementBias = 0;
-
- material.specularMap = params.specularMap === undefined ? null : params.specularMap;
- material.specular = params.specular;
-
- material.glossinessMap = params.glossinessMap === undefined ? null : params.glossinessMap;
- material.glossiness = params.glossiness;
-
- material.alphaMap = null;
-
- material.envMap = params.envMap === undefined ? null : params.envMap;
- material.envMapIntensity = 1.0;
-
- material.refractionRatio = 0.98;
-
- material.extensions.derivatives = true;
-
- return material;
-
- },
-
- /**
- * Clones a GLTFSpecularGlossinessMaterial instance. The ShaderMaterial.copy() method can
- * copy only properties it knows about or inherits, and misses many properties that would
- * normally be defined by MeshStandardMaterial.
- *
- * This method allows GLTFSpecularGlossinessMaterials to be cloned in the process of
- * loading a glTF model, but cloning later (e.g. by the user) would require these changes
- * AND also updating `.onBeforeRender` on the parent mesh.
- *
- * @param {THREE.ShaderMaterial} source
- * @return {THREE.ShaderMaterial}
- */
- cloneMaterial: function ( source ) {
-
- var target = source.clone();
-
- target.isGLTFSpecularGlossinessMaterial = true;
-
- var params = this.specularGlossinessParams;
-
- for ( var i = 0, il = params.length; i < il; i ++ ) {
-
- target[ params[ i ] ] = source[ params[ i ] ];
-
- }
-
- return target;
-
- },
-
- // Here's based on refreshUniformsCommon() and refreshUniformsStandard() in WebGLRenderer.
- refreshUniforms: function ( renderer, scene, camera, geometry, material, group ) {
-
- if ( material.isGLTFSpecularGlossinessMaterial !== true ) {
-
- return;
-
- }
-
- var uniforms = material.uniforms;
- var defines = material.defines;
-
- uniforms.opacity.value = material.opacity;
-
- uniforms.diffuse.value.copy( material.color );
- uniforms.emissive.value.copy( material.emissive ).multiplyScalar( material.emissiveIntensity );
-
- uniforms.map.value = material.map;
- uniforms.specularMap.value = material.specularMap;
- uniforms.alphaMap.value = material.alphaMap;
-
- uniforms.lightMap.value = material.lightMap;
- uniforms.lightMapIntensity.value = material.lightMapIntensity;
-
- uniforms.aoMap.value = material.aoMap;
- uniforms.aoMapIntensity.value = material.aoMapIntensity;
-
- // uv repeat and offset setting priorities
- // 1. color map
- // 2. specular map
- // 3. normal map
- // 4. bump map
- // 5. alpha map
- // 6. emissive map
-
- var uvScaleMap;
-
- if ( material.map ) {
-
- uvScaleMap = material.map;
-
- } else if ( material.specularMap ) {
-
- uvScaleMap = material.specularMap;
-
- } else if ( material.displacementMap ) {
-
- uvScaleMap = material.displacementMap;
-
- } else if ( material.normalMap ) {
-
- uvScaleMap = material.normalMap;
-
- } else if ( material.bumpMap ) {
-
- uvScaleMap = material.bumpMap;
-
- } else if ( material.glossinessMap ) {
-
- uvScaleMap = material.glossinessMap;
-
- } else if ( material.alphaMap ) {
-
- uvScaleMap = material.alphaMap;
-
- } else if ( material.emissiveMap ) {
-
- uvScaleMap = material.emissiveMap;
-
- }
-
- if ( uvScaleMap !== undefined ) {
-
- // backwards compatibility
- if ( uvScaleMap.isWebGLRenderTarget ) {
-
- uvScaleMap = uvScaleMap.texture;
-
- }
-
- var offset;
- var repeat;
-
- if ( uvScaleMap.matrix !== undefined ) {
-
- // > r88.
-
- if ( uvScaleMap.matrixAutoUpdate === true ) {
-
- offset = uvScaleMap.offset;
- repeat = uvScaleMap.repeat;
- var rotation = uvScaleMap.rotation;
- var center = uvScaleMap.center;
-
- uvScaleMap.matrix.setUvTransform( offset.x, offset.y, repeat.x, repeat.y, rotation, center.x, center.y );
-
- }
-
- uniforms.uvTransform.value.copy( uvScaleMap.matrix );
-
- } else {
-
- // <= r87. Remove when reasonable.
-
- offset = uvScaleMap.offset;
- repeat = uvScaleMap.repeat;
-
- uniforms.offsetRepeat.value.set( offset.x, offset.y, repeat.x, repeat.y );
-
- }
-
- }
-
- uniforms.envMap.value = material.envMap;
- uniforms.envMapIntensity.value = material.envMapIntensity;
- uniforms.flipEnvMap.value = ( material.envMap && material.envMap.isCubeTexture ) ? - 1 : 1;
-
- uniforms.refractionRatio.value = material.refractionRatio;
-
- uniforms.specular.value.copy( material.specular );
- uniforms.glossiness.value = material.glossiness;
-
- uniforms.glossinessMap.value = material.glossinessMap;
-
- uniforms.emissiveMap.value = material.emissiveMap;
- uniforms.bumpMap.value = material.bumpMap;
- uniforms.normalMap.value = material.normalMap;
-
- uniforms.displacementMap.value = material.displacementMap;
- uniforms.displacementScale.value = material.displacementScale;
- uniforms.displacementBias.value = material.displacementBias;
-
- if ( uniforms.glossinessMap.value !== null && defines.USE_GLOSSINESSMAP === undefined ) {
-
- defines.USE_GLOSSINESSMAP = '';
- // set USE_ROUGHNESSMAP to enable vUv
- defines.USE_ROUGHNESSMAP = '';
-
- }
-
- if ( uniforms.glossinessMap.value === null && defines.USE_GLOSSINESSMAP !== undefined ) {
-
- delete defines.USE_GLOSSINESSMAP;
- delete defines.USE_ROUGHNESSMAP;
-
- }
-
- }
-
- };
-
- }
-
- function MOZAltMaterialsExtension ( preferredTechnique ) {
-
- this.name = EXTENSIONS.MOZ_ALT_MATERIALS;
- this.preferredTechnique = preferredTechnique;
-
- }
-
- MOZAltMaterialsExtension.prototype.getAltMaterial = function ( materialDef, materials ) {
-
- var mamExtension = materialDef.extensions && materialDef.extensions[ EXTENSIONS.MOZ_ALT_MATERIALS ];
-
- if ( mamExtension ) {
-
- if ( this.preferredTechnique && mamExtension[ this.preferredTechnique ] !== undefined ) {
-
- var altMaterialIndex = mamExtension[ this.preferredTechnique ];
- return materials[ altMaterialIndex ];
-
- }
-
- return materialDef;
-
- }
-
- };
-
- /*********************************/
- /********** INTERPOLATION ********/
- /*********************************/
-
- // Spline Interpolation
- // Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#appendix-c-spline-interpolation
- function GLTFCubicSplineInterpolant( parameterPositions, sampleValues, sampleSize, resultBuffer ) {
-
- THREE.Interpolant.call( this, parameterPositions, sampleValues, sampleSize, resultBuffer );
-
- };
-
- GLTFCubicSplineInterpolant.prototype = Object.create( THREE.Interpolant.prototype );
- GLTFCubicSplineInterpolant.prototype.constructor = GLTFCubicSplineInterpolant;
-
- GLTFCubicSplineInterpolant.prototype.interpolate_ = function ( i1, t0, t, t1 ) {
-
- var result = this.resultBuffer;
- var values = this.sampleValues;
- var stride = this.valueSize;
-
- var stride2 = stride * 2;
- var stride3 = stride * 3;
-
- var td = t1 - t0;
-
- var p = ( t - t0 ) / td;
- var pp = p * p;
- var ppp = pp * p;
-
- var offset1 = i1 * stride3;
- var offset0 = offset1 - stride3;
-
- var s0 = 2 * ppp - 3 * pp + 1;
- var s1 = ppp - 2 * pp + p;
- var s2 = - 2 * ppp + 3 * pp;
- var s3 = ppp - pp;
-
- // Layout of keyframe output values for CUBICSPLINE animations:
- // [ inTangent_1, splineVertex_1, outTangent_1, inTangent_2, splineVertex_2, ... ]
- for ( var i = 0; i !== stride; i ++ ) {
-
- var p0 = values[ offset0 + i + stride ]; // splineVertex_k
- var m0 = values[ offset0 + i + stride2 ] * td; // outTangent_k * (t_k+1 - t_k)
- var p1 = values[ offset1 + i + stride ]; // splineVertex_k+1
- var m1 = values[ offset1 + i ] * td; // inTangent_k+1 * (t_k+1 - t_k)
-
- result[ i ] = s0 * p0 + s1 * m0 + s2 * p1 + s3 * m1;
-
- }
-
- return result;
-
- };
-
- /*********************************/
- /********** INTERNALS ************/
- /*********************************/
-
- /* CONSTANTS */
-
- var WEBGL_CONSTANTS = {
- FLOAT: 5126,
- //FLOAT_MAT2: 35674,
- FLOAT_MAT3: 35675,
- FLOAT_MAT4: 35676,
- FLOAT_VEC2: 35664,
- FLOAT_VEC3: 35665,
- FLOAT_VEC4: 35666,
- LINEAR: 9729,
- REPEAT: 10497,
- SAMPLER_2D: 35678,
- POINTS: 0,
- LINES: 1,
- LINE_LOOP: 2,
- LINE_STRIP: 3,
- TRIANGLES: 4,
- TRIANGLE_STRIP: 5,
- TRIANGLE_FAN: 6,
- UNSIGNED_BYTE: 5121,
- UNSIGNED_SHORT: 5123
- };
-
- var WEBGL_TYPE = {
- 5126: Number,
- //35674: THREE.Matrix2,
- 35675: THREE.Matrix3,
- 35676: THREE.Matrix4,
- 35664: THREE.Vector2,
- 35665: THREE.Vector3,
- 35666: THREE.Vector4,
- 35678: THREE.Texture
- };
-
- var WEBGL_COMPONENT_TYPES = {
- 5120: Int8Array,
- 5121: Uint8Array,
- 5122: Int16Array,
- 5123: Uint16Array,
- 5125: Uint32Array,
- 5126: Float32Array
- };
-
- var WEBGL_FILTERS = {
- 9728: THREE.NearestFilter,
- 9729: THREE.LinearFilter,
- 9984: THREE.NearestMipMapNearestFilter,
- 9985: THREE.LinearMipMapNearestFilter,
- 9986: THREE.NearestMipMapLinearFilter,
- 9987: THREE.LinearMipMapLinearFilter
- };
-
- var WEBGL_WRAPPINGS = {
- 33071: THREE.ClampToEdgeWrapping,
- 33648: THREE.MirroredRepeatWrapping,
- 10497: THREE.RepeatWrapping
- };
-
- var WEBGL_TEXTURE_FORMATS = {
- 6406: THREE.AlphaFormat,
- 6407: THREE.RGBFormat,
- 6408: THREE.RGBAFormat,
- 6409: THREE.LuminanceFormat,
- 6410: THREE.LuminanceAlphaFormat
- };
-
- var WEBGL_TEXTURE_DATATYPES = {
- 5121: THREE.UnsignedByteType,
- 32819: THREE.UnsignedShort4444Type,
- 32820: THREE.UnsignedShort5551Type,
- 33635: THREE.UnsignedShort565Type
- };
-
- var WEBGL_SIDES = {
- 1028: THREE.BackSide, // Culling front
- 1029: THREE.FrontSide // Culling back
- //1032: THREE.NoSide // Culling front and back, what to do?
- };
-
- var WEBGL_DEPTH_FUNCS = {
- 512: THREE.NeverDepth,
- 513: THREE.LessDepth,
- 514: THREE.EqualDepth,
- 515: THREE.LessEqualDepth,
- 516: THREE.GreaterEqualDepth,
- 517: THREE.NotEqualDepth,
- 518: THREE.GreaterEqualDepth,
- 519: THREE.AlwaysDepth
- };
-
- var WEBGL_BLEND_EQUATIONS = {
- 32774: THREE.AddEquation,
- 32778: THREE.SubtractEquation,
- 32779: THREE.ReverseSubtractEquation
- };
-
- var WEBGL_BLEND_FUNCS = {
- 0: THREE.ZeroFactor,
- 1: THREE.OneFactor,
- 768: THREE.SrcColorFactor,
- 769: THREE.OneMinusSrcColorFactor,
- 770: THREE.SrcAlphaFactor,
- 771: THREE.OneMinusSrcAlphaFactor,
- 772: THREE.DstAlphaFactor,
- 773: THREE.OneMinusDstAlphaFactor,
- 774: THREE.DstColorFactor,
- 775: THREE.OneMinusDstColorFactor,
- 776: THREE.SrcAlphaSaturateFactor
- // The followings are not supported by Three.js yet
- //32769: CONSTANT_COLOR,
- //32770: ONE_MINUS_CONSTANT_COLOR,
- //32771: CONSTANT_ALPHA,
- //32772: ONE_MINUS_CONSTANT_COLOR
- };
-
- var WEBGL_TYPE_SIZES = {
- 'SCALAR': 1,
- 'VEC2': 2,
- 'VEC3': 3,
- 'VEC4': 4,
- 'MAT2': 4,
- 'MAT3': 9,
- 'MAT4': 16
- };
-
- var ATTRIBUTES = {
- POSITION: 'position',
- NORMAL: 'normal',
- TEXCOORD_0: 'uv',
- TEXCOORD0: 'uv', // deprecated
- TEXCOORD: 'uv', // deprecated
- TEXCOORD_1: 'uv2',
- COLOR_0: 'color',
- COLOR0: 'color', // deprecated
- COLOR: 'color', // deprecated
- WEIGHTS_0: 'skinWeight',
- WEIGHT: 'skinWeight', // deprecated
- JOINTS_0: 'skinIndex',
- JOINT: 'skinIndex' // deprecated
- }
-
- var PATH_PROPERTIES = {
- scale: 'scale',
- translation: 'position',
- rotation: 'quaternion',
- weights: 'morphTargetInfluences'
- };
-
- var INTERPOLATION = {
- CUBICSPLINE: THREE.InterpolateSmooth, // We use custom interpolation GLTFCubicSplineInterpolation for CUBICSPLINE.
- // KeyframeTrack.optimize() can't handle glTF Cubic Spline output values layout,
- // using THREE.InterpolateSmooth for KeyframeTrack instantiation to prevent optimization.
- // See KeyframeTrack.optimize() for the detail.
- LINEAR: THREE.InterpolateLinear,
- STEP: THREE.InterpolateDiscrete
- };
-
- var STATES_ENABLES = {
- 2884: 'CULL_FACE',
- 2929: 'DEPTH_TEST',
- 3042: 'BLEND',
- 3089: 'SCISSOR_TEST',
- 32823: 'POLYGON_OFFSET_FILL',
- 32926: 'SAMPLE_ALPHA_TO_COVERAGE'
- };
-
- var ALPHA_MODES = {
- OPAQUE: 'OPAQUE',
- MASK: 'MASK',
- BLEND: 'BLEND'
- };
-
- /* UTILITY FUNCTIONS */
-
- function resolveURL( url, path ) {
-
- // Invalid URL
- if ( typeof url !== 'string' || url === '' ) return '';
-
- // Absolute URL http://,https://,//
- if ( /^(https?:)?\/\//i.test( url ) ) return url;
-
- // Data URI
- if ( /^data:.*,.*$/i.test( url ) ) return url;
-
- // Blob URL
- if ( /^blob:.*$/i.test( url ) ) return url;
-
- // Relative URL
- return path + url;
-
- }
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#default-material
- */
- function createDefaultMaterial() {
-
- return new THREE.MeshStandardMaterial( {
- color: 0xFFFFFF,
- emissive: 0x000000,
- metalness: 1,
- roughness: 1,
- transparent: false,
- depthTest: true,
- side: THREE.FrontSide
- } );
-
- }
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#morph-targets
- *
- * @param {THREE.Mesh} mesh
- * @param {GLTF.Mesh} meshDef
- * @param {GLTF.Primitive} primitiveDef
- * @param {Array<THREE.BufferAttribute>} accessors
- */
- function addMorphTargets( mesh, meshDef, primitiveDef, accessors ) {
-
- var geometry = mesh.geometry;
- var material = mesh.material;
-
- var targets = primitiveDef.targets;
- var morphAttributes = geometry.morphAttributes;
-
- morphAttributes.position = [];
- morphAttributes.normal = [];
-
- material.morphTargets = true;
-
- for ( var i = 0, il = targets.length; i < il; i ++ ) {
-
- var target = targets[ i ];
- var attributeName = 'morphTarget' + i;
-
- var positionAttribute, normalAttribute;
-
- if ( target.POSITION !== undefined ) {
-
- // Three.js morph formula is
- // position
- // + weight0 * ( morphTarget0 - position )
- // + weight1 * ( morphTarget1 - position )
- // ...
- // while the glTF one is
- // position
- // + weight0 * morphTarget0
- // + weight1 * morphTarget1
- // ...
- // then adding position to morphTarget.
- // So morphTarget value will depend on mesh's position, then cloning attribute
- // for the case if attribute is shared among two or more meshes.
-
- positionAttribute = cloneBufferAttribute( accessors[ target.POSITION ] );
- var position = geometry.attributes.position;
-
- for ( var j = 0, jl = positionAttribute.count; j < jl; j ++ ) {
-
- positionAttribute.setXYZ(
- j,
- positionAttribute.getX( j ) + position.getX( j ),
- positionAttribute.getY( j ) + position.getY( j ),
- positionAttribute.getZ( j ) + position.getZ( j )
- );
-
- }
-
- } else if ( geometry.attributes.position ) {
-
- // Copying the original position not to affect the final position.
- // See the formula above.
- positionAttribute = cloneBufferAttribute( geometry.attributes.position );
-
- }
-
- if ( positionAttribute !== undefined ) {
-
- positionAttribute.name = attributeName;
- morphAttributes.position.push( positionAttribute );
-
- }
-
- if ( target.NORMAL !== undefined ) {
-
- material.morphNormals = true;
-
- // see target.POSITION's comment
-
- normalAttribute = cloneBufferAttribute( accessors[ target.NORMAL ] );
- var normal = geometry.attributes.normal;
-
- for ( var j = 0, jl = normalAttribute.count; j < jl; j ++ ) {
-
- normalAttribute.setXYZ(
- j,
- normalAttribute.getX( j ) + normal.getX( j ),
- normalAttribute.getY( j ) + normal.getY( j ),
- normalAttribute.getZ( j ) + normal.getZ( j )
- );
-
- }
-
- } else if ( geometry.attributes.normal !== undefined ) {
-
- normalAttribute = cloneBufferAttribute( geometry.attributes.normal );
-
- }
-
- if ( normalAttribute !== undefined ) {
-
- normalAttribute.name = attributeName;
- morphAttributes.normal.push( normalAttribute );
-
- }
-
- }
-
- mesh.updateMorphTargets();
-
- if ( meshDef.weights !== undefined ) {
-
- for ( var i = 0, il = meshDef.weights.length; i < il; i ++ ) {
-
- mesh.morphTargetInfluences[ i ] = meshDef.weights[ i ];
-
- }
-
- }
-
- // .extras has user-defined data, so check that .extras.targetNames is an array.
- if ( meshDef.extras && Array.isArray( meshDef.extras.targetNames ) ) {
-
- for ( var i = 0, il = meshDef.extras.targetNames.length; i < il; i ++ ) {
-
- mesh.morphTargetDictionary[ meshDef.extras.targetNames[ i ] ] = i;
-
- }
-
- }
-
- }
-
- function isPrimitiveEqual( a, b ) {
-
- if ( a.indices !== b.indices ) {
-
- return false;
-
- }
-
- var attribA = a.attributes || {};
- var attribB = b.attributes || {};
- var keysA = Object.keys( attribA );
- var keysB = Object.keys( attribB );
-
- if ( keysA.length !== keysB.length ) {
-
- return false;
-
- }
-
- for ( var i = 0, il = keysA.length; i < il; i ++ ) {
-
- var key = keysA[ i ];
-
- if ( attribA[ key ] !== attribB[ key ] ) {
-
- return false;
-
- }
-
- }
-
- return true;
-
- }
-
- function getCachedGeometry( cache, newPrimitive ) {
-
- for ( var i = 0, il = cache.length; i < il; i ++ ) {
-
- var cached = cache[ i ];
-
- if ( isPrimitiveEqual( cached.primitive, newPrimitive ) ) {
-
- return cached.promise;
-
- }
-
- }
-
- return null;
-
- }
-
- function cloneBufferAttribute( attribute ) {
-
- if ( attribute.isInterleavedBufferAttribute ) {
-
- var count = attribute.count;
- var itemSize = attribute.itemSize;
- var array = attribute.array.slice( 0, count * itemSize );
-
- for ( var i = 0; i < count; ++ i ) {
-
- array[ i ] = attribute.getX( i );
- if ( itemSize >= 2 ) array[ i + 1 ] = attribute.getY( i );
- if ( itemSize >= 3 ) array[ i + 2 ] = attribute.getZ( i );
- if ( itemSize >= 4 ) array[ i + 3 ] = attribute.getW( i );
-
- }
-
- return new THREE.BufferAttribute( array, itemSize, attribute.normalized );
-
- }
-
- return attribute.clone();
-
- }
-
- /* GLTF PARSER */
-
- function GLTFParser( json, extensions, options ) {
-
- this.json = json || {};
- this.extensions = extensions || {};
- this.options = options || {};
-
- // loader object cache
- this.cache = new GLTFRegistry();
-
- // BufferGeometry caching
- this.primitiveCache = [];
-
- this.textureLoader = new THREE.TextureLoader( this.options.manager );
- this.textureLoader.setCrossOrigin( this.options.crossOrigin );
-
- this.fileLoader = new THREE.FileLoader( this.options.manager );
- this.fileLoader.setResponseType( 'arraybuffer' );
-
- }
-
- GLTFParser.prototype.parse = function ( onLoad, onError ) {
-
- var json = this.json;
-
- // Clear the loader cache
- this.cache.removeAll();
-
- // Mark the special nodes/meshes in json for efficient parse
- this.markDefs();
-
- // Fire the callback on complete
- this.getMultiDependencies( [
-
- 'scene',
- 'animation',
- 'camera'
-
- ] ).then( function ( dependencies ) {
-
- var scenes = dependencies.scenes || [];
- var scene = scenes[ json.scene || 0 ];
- var animations = dependencies.animations || [];
- var asset = json.asset;
- var cameras = dependencies.cameras || [];
-
- onLoad( scene, scenes, cameras, animations, asset );
-
- } ).catch( onError );
-
- };
-
- /**
- * Marks the special nodes/meshes in json for efficient parse.
- */
- GLTFParser.prototype.markDefs = function () {
-
- var nodeDefs = this.json.nodes || [];
- var skinDefs = this.json.skins || [];
- var meshDefs = this.json.meshes || [];
-
- var meshReferences = {};
- var meshUses = {};
-
- // Nothing in the node definition indicates whether it is a Bone or an
- // Object3D. Use the skins' joint references to mark bones.
- for ( var skinIndex = 0, skinLength = skinDefs.length; skinIndex < skinLength; skinIndex ++ ) {
-
- var joints = skinDefs[ skinIndex ].joints;
-
- for ( var i = 0, il = joints.length; i < il; i ++ ) {
-
- nodeDefs[ joints[ i ] ].isBone = true;
-
- }
-
- }
-
- // Meshes can (and should) be reused by multiple nodes in a glTF asset. To
- // avoid having more than one THREE.Mesh with the same name, count
- // references and rename instances below.
- //
- // Example: CesiumMilkTruck sample model reuses "Wheel" meshes.
- for ( var nodeIndex = 0, nodeLength = nodeDefs.length; nodeIndex < nodeLength; nodeIndex ++ ) {
-
- var nodeDef = nodeDefs[ nodeIndex ];
-
- if ( nodeDef.mesh !== undefined ) {
-
- if ( meshReferences[ nodeDef.mesh ] === undefined ) {
-
- meshReferences[ nodeDef.mesh ] = meshUses[ nodeDef.mesh ] = 0;
-
- }
-
- meshReferences[ nodeDef.mesh ] ++;
-
- // Nothing in the mesh definition indicates whether it is
- // a SkinnedMesh or Mesh. Use the node's mesh reference
- // to mark SkinnedMesh if node has skin.
- if ( nodeDef.skin !== undefined ) {
-
- meshDefs[ nodeDef.mesh ].isSkinnedMesh = true;
-
- }
-
- }
-
- }
-
- this.json.meshReferences = meshReferences;
- this.json.meshUses = meshUses;
-
- };
-
- /**
- * Requests the specified dependency asynchronously, with caching.
- * @param {string} type
- * @param {number} index
- * @return {Promise<Object>}
- */
- GLTFParser.prototype.getDependency = function ( type, index ) {
-
- var cacheKey = type + ':' + index;
- var dependency = this.cache.get( cacheKey );
-
- if ( ! dependency ) {
-
- var fnName = 'load' + type.charAt( 0 ).toUpperCase() + type.slice( 1 );
- dependency = this[ fnName ]( index );
- this.cache.add( cacheKey, dependency );
-
- }
-
- return dependency;
-
- };
-
- /**
- * Requests all dependencies of the specified type asynchronously, with caching.
- * @param {string} type
- * @return {Promise<Array<Object>>}
- */
- GLTFParser.prototype.getDependencies = function ( type ) {
-
- var dependencies = this.cache.get( type );
-
- if ( ! dependencies ) {
-
- var parser = this;
- var defs = this.json[ type + ( type === 'mesh' ? 'es' : 's' ) ] || [];
-
- dependencies = Promise.all( defs.map( function ( def, index ) {
-
- return parser.getDependency( type, index );
-
- } ) );
-
- this.cache.add( type, dependencies );
-
- }
-
- return dependencies;
-
- };
-
- /**
- * Requests all multiple dependencies of the specified types asynchronously, with caching.
- * @param {Array<string>} types
- * @return {Promise<Object<Array<Object>>>}
- */
- GLTFParser.prototype.getMultiDependencies = function ( types ) {
-
- var results = {};
- var pendings = [];
-
- for ( var i = 0, il = types.length; i < il; i ++ ) {
-
- var type = types[ i ];
- var value = this.getDependencies( type );
-
- value = value.then( function ( key, value ) {
-
- results[ key ] = value;
-
- }.bind( this, type + ( type === 'mesh' ? 'es' : 's' ) ) );
-
- pendings.push( value );
-
- }
-
- return Promise.all( pendings ).then( function () {
-
- return results;
-
- } );
-
- };
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#buffers-and-buffer-views
- * @param {number} bufferIndex
- * @return {Promise<ArrayBuffer>}
- */
- GLTFParser.prototype.loadBuffer = async function ( bufferIndex ) {
-
- var bufferDef = this.json.buffers[ bufferIndex ];
- var loader = this.fileLoader;
-
- if ( bufferDef.type && bufferDef.type !== 'arraybuffer' ) {
-
- throw new Error( 'THREE.GLTFLoader: ' + bufferDef.type + ' buffer type is not supported.' );
-
- }
-
- // If present, GLB container is required to be the first buffer.
- if ( bufferDef.uri === undefined && bufferIndex === 0 ) {
-
- return Promise.resolve( this.extensions[ EXTENSIONS.KHR_BINARY_GLTF ].body );
-
- }
-
- var options = this.options;
-
- var farsparkURL = (await resolveMedia(resolveURL(bufferDef.uri, options.path))).raw;
-
- return new Promise( function ( resolve, reject ) {
-
- loader.load( farsparkURL, resolve, undefined, function () {
-
- reject( new Error( 'THREE.GLTFLoader: Failed to load buffer "' + bufferDef.uri + '".' ) );
-
- } );
-
- } );
-
- };
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#buffers-and-buffer-views
- * @param {number} bufferViewIndex
- * @return {Promise<ArrayBuffer>}
- */
- GLTFParser.prototype.loadBufferView = function ( bufferViewIndex ) {
-
- var bufferViewDef = this.json.bufferViews[ bufferViewIndex ];
-
- return this.getDependency( 'buffer', bufferViewDef.buffer ).then( function ( buffer ) {
-
- var byteLength = bufferViewDef.byteLength || 0;
- var byteOffset = bufferViewDef.byteOffset || 0;
- return buffer.slice( byteOffset, byteOffset + byteLength );
-
- } );
-
- };
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#accessors
- * @param {number} accessorIndex
- * @return {Promise<THREE.BufferAttribute|THREE.InterleavedBufferAttribute>}
- */
- GLTFParser.prototype.loadAccessor = function ( accessorIndex ) {
-
- var parser = this;
- var json = this.json;
-
- var accessorDef = this.json.accessors[ accessorIndex ];
-
- if ( accessorDef.bufferView === undefined && accessorDef.sparse === undefined ) {
-
- // Ignore empty accessors, which may be used to declare runtime
- // information about attributes coming from another source (e.g. Draco
- // compression extension).
- return null;
-
- }
-
- var pendingBufferViews = [];
-
- if ( accessorDef.bufferView !== undefined ) {
-
- pendingBufferViews.push( this.getDependency( 'bufferView', accessorDef.bufferView ) );
-
- } else {
-
- pendingBufferViews.push( null );
-
- }
-
- if ( accessorDef.sparse !== undefined ) {
-
- pendingBufferViews.push( this.getDependency( 'bufferView', accessorDef.sparse.indices.bufferView ) );
- pendingBufferViews.push( this.getDependency( 'bufferView', accessorDef.sparse.values.bufferView ) );
-
- }
-
- return Promise.all( pendingBufferViews ).then( function ( bufferViews ) {
-
- var bufferView = bufferViews[ 0 ];
-
- var itemSize = WEBGL_TYPE_SIZES[ accessorDef.type ];
- var TypedArray = WEBGL_COMPONENT_TYPES[ accessorDef.componentType ];
-
- // For VEC3: itemSize is 3, elementBytes is 4, itemBytes is 12.
- var elementBytes = TypedArray.BYTES_PER_ELEMENT;
- var itemBytes = elementBytes * itemSize;
- var byteOffset = accessorDef.byteOffset || 0;
- var byteStride = json.bufferViews[ accessorDef.bufferView ].byteStride;
- var normalized = accessorDef.normalized === true;
- var array, bufferAttribute;
-
- // The buffer is not interleaved if the stride is the item size in bytes.
- if ( byteStride && byteStride !== itemBytes ) {
-
- var ibCacheKey = 'InterleavedBuffer:' + accessorDef.bufferView + ':' + accessorDef.componentType;
- var ib = parser.cache.get( ibCacheKey );
-
- if ( ! ib ) {
-
- // Use the full buffer if it's interleaved.
- array = new TypedArray( bufferView );
-
- // Integer parameters to IB/IBA are in array elements, not bytes.
- ib = new THREE.InterleavedBuffer( array, byteStride / elementBytes );
-
- parser.cache.add( ibCacheKey, ib );
-
- }
-
- bufferAttribute = new THREE.InterleavedBufferAttribute( ib, itemSize, byteOffset / elementBytes, normalized );
-
- } else {
-
- if ( bufferView === null ) {
-
- array = new TypedArray( accessorDef.count * itemSize );
-
- } else {
-
- array = new TypedArray( bufferView, byteOffset, accessorDef.count * itemSize );
-
- }
-
- bufferAttribute = new THREE.BufferAttribute( array, itemSize, normalized );
-
- }
-
- // https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#sparse-accessors
- if ( accessorDef.sparse !== undefined ) {
-
- var itemSizeIndices = WEBGL_TYPE_SIZES.SCALAR;
- var TypedArrayIndices = WEBGL_COMPONENT_TYPES[ accessorDef.sparse.indices.componentType ];
-
- var byteOffsetIndices = accessorDef.sparse.indices.byteOffset || 0;
- var byteOffsetValues = accessorDef.sparse.values.byteOffset || 0;
-
- var sparseIndices = new TypedArrayIndices( bufferViews[ 1 ], byteOffsetIndices, accessorDef.sparse.count * itemSizeIndices );
- var sparseValues = new TypedArray( bufferViews[ 2 ], byteOffsetValues, accessorDef.sparse.count * itemSize );
-
- if ( bufferView !== null ) {
-
- // Avoid modifying the original ArrayBuffer, if the bufferView wasn't initialized with zeroes.
- bufferAttribute.setArray( bufferAttribute.array.slice() );
-
- }
-
- for ( var i = 0, il = sparseIndices.length; i < il; i ++ ) {
-
- var index = sparseIndices[ i ];
-
- bufferAttribute.setX( index, sparseValues[ i * itemSize ] );
- if ( itemSize >= 2 ) bufferAttribute.setY( index, sparseValues[ i * itemSize + 1 ] );
- if ( itemSize >= 3 ) bufferAttribute.setZ( index, sparseValues[ i * itemSize + 2 ] );
- if ( itemSize >= 4 ) bufferAttribute.setW( index, sparseValues[ i * itemSize + 3 ] );
- if ( itemSize >= 5 ) throw new Error( 'THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.' );
-
- }
-
- }
-
- return bufferAttribute;
-
- } );
-
- };
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#textures
- * @param {number} textureIndex
- * @return {Promise<THREE.Texture>}
- */
- GLTFParser.prototype.loadTexture = async function ( textureIndex ) {
-
- var parser = this;
- var json = this.json;
- var options = this.options;
- var textureLoader = this.textureLoader;
-
- var URL = window.URL || window.webkitURL;
-
- var textureDef = json.textures[ textureIndex ];
- var source = json.images[ textureDef.source ];
- var sourceURI = source.uri;
- var isObjectURL = false;
-
- var hasBufferView = source.bufferView !== undefined;
- if ( hasBufferView ) {
-
- // Load binary image data from bufferView, if provided.
-
- sourceURI = await parser.getDependency( 'bufferView', source.bufferView ).then( function ( bufferView ) {
-
- isObjectURL = true;
- var blob = new Blob( [ bufferView ], { type: source.mimeType } );
- sourceURI = URL.createObjectURL( blob );
- return sourceURI;
-
- } );
-
- }
-
- var urlToLoad = resolveURL(sourceURI, options.path);
- if (!hasBufferView){
- urlToLoad = (await resolveMedia(urlToLoad)).raw;
- }
-
- return Promise.resolve( sourceURI ).then( function ( sourceURI ) {
-
- // Load Texture resource.
-
- var loader = THREE.Loader.Handlers.get( sourceURI ) || textureLoader;
-
- return new Promise( function ( resolve, reject ) {
-
- loader.load( urlToLoad, resolve, undefined, reject );
-
- } );
-
- } ).then( function ( texture ) {
-
- // Clean up resources and configure Texture.
-
- if ( isObjectURL === true ) {
-
- URL.revokeObjectURL( sourceURI );
-
- }
-
- texture.flipY = false;
-
- if ( textureDef.name !== undefined ) texture.name = textureDef.name;
-
- texture.format = textureDef.format !== undefined ? WEBGL_TEXTURE_FORMATS[ textureDef.format ] : THREE.RGBAFormat;
-
- if ( textureDef.internalFormat !== undefined && texture.format !== WEBGL_TEXTURE_FORMATS[ textureDef.internalFormat ] ) {
-
- console.warn( 'THREE.GLTFLoader: Three.js does not support texture internalFormat which is different from texture format. ' +
- 'internalFormat will be forced to be the same value as format.' );
-
- }
-
- texture.type = textureDef.type !== undefined ? WEBGL_TEXTURE_DATATYPES[ textureDef.type ] : THREE.UnsignedByteType;
-
- var samplers = json.samplers || {};
- var sampler = samplers[ textureDef.sampler ] || {};
-
- texture.magFilter = WEBGL_FILTERS[ sampler.magFilter ] || THREE.LinearFilter;
- texture.minFilter = WEBGL_FILTERS[ sampler.minFilter ] || THREE.LinearMipMapLinearFilter;
- texture.wrapS = WEBGL_WRAPPINGS[ sampler.wrapS ] || THREE.RepeatWrapping;
- texture.wrapT = WEBGL_WRAPPINGS[ sampler.wrapT ] || THREE.RepeatWrapping;
-
- return texture;
-
- } );
-
- };
-
- /**
- * Asynchronously assigns a texture to the given material parameters.
- * @param {Object} materialParams
- * @param {string} textureName
- * @param {number} textureIndex
- * @return {Promise}
- */
- GLTFParser.prototype.assignTexture = function ( materialParams, textureName, textureIndex ) {
-
- return this.getDependency( 'texture', textureIndex ).then( function ( texture ) {
-
- materialParams[ textureName ] = texture;
-
- } );
-
- };
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#materials
- * @param {number} materialIndex
- * @return {Promise<THREE.Material>}
- */
- GLTFParser.prototype.loadMaterial = function ( materialIndex ) {
-
- var parser = this;
- var json = this.json;
- var extensions = this.extensions;
- var materialDef = this.json.materials[ materialIndex ];
-
- if ( materialDef.extensions && materialDef.extensions[ EXTENSIONS.MOZ_ALT_MATERIALS ] ) {
-
- var mamExtension = extensions[ EXTENSIONS.MOZ_ALT_MATERIALS ];
- materialDef = mamExtension.getAltMaterial( materialDef, this.json.materials );
-
- }
-
- var materialType;
- var materialParams = {};
- var materialExtensions = materialDef.extensions || {};
-
- var pending = [];
-
- if ( materialExtensions[ EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS ] ) {
-
- var sgExtension = extensions[ EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS ];
- materialType = sgExtension.getMaterialType( materialDef );
- pending.push( sgExtension.extendParams( materialParams, materialDef, parser ) );
-
- } else if ( materialExtensions[ EXTENSIONS.KHR_MATERIALS_UNLIT ] ) {
-
- var kmuExtension = extensions[ EXTENSIONS.KHR_MATERIALS_UNLIT ];
- materialType = kmuExtension.getMaterialType( materialDef );
- pending.push( kmuExtension.extendParams( materialParams, materialDef, parser ) );
-
- } else if ( materialDef.pbrMetallicRoughness !== undefined ) {
-
- // Specification:
- // https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#metallic-roughness-material
-
- materialType = THREE.MeshStandardMaterial;
-
- var metallicRoughness = materialDef.pbrMetallicRoughness;
-
- materialParams.color = new THREE.Color( 1.0, 1.0, 1.0 );
- materialParams.opacity = 1.0;
-
- if ( Array.isArray( metallicRoughness.baseColorFactor ) ) {
-
- var array = metallicRoughness.baseColorFactor;
-
- materialParams.color.fromArray( array );
- materialParams.opacity = array[ 3 ];
-
- }
-
- if ( metallicRoughness.baseColorTexture !== undefined ) {
-
- pending.push( parser.assignTexture( materialParams, 'map', metallicRoughness.baseColorTexture.index ) );
-
- }
-
- materialParams.metalness = metallicRoughness.metallicFactor !== undefined ? metallicRoughness.metallicFactor : 1.0;
- materialParams.roughness = metallicRoughness.roughnessFactor !== undefined ? metallicRoughness.roughnessFactor : 1.0;
-
- if ( metallicRoughness.metallicRoughnessTexture !== undefined ) {
-
- var textureIndex = metallicRoughness.metallicRoughnessTexture.index;
- pending.push( parser.assignTexture( materialParams, 'metalnessMap', textureIndex ) );
- pending.push( parser.assignTexture( materialParams, 'roughnessMap', textureIndex ) );
-
- }
-
- } else {
-
- materialType = THREE.MeshPhongMaterial;
-
- }
-
- if ( materialDef.doubleSided === true ) {
-
- materialParams.side = THREE.DoubleSide;
-
- }
-
- var alphaMode = materialDef.alphaMode || ALPHA_MODES.OPAQUE;
-
- if ( alphaMode === ALPHA_MODES.BLEND ) {
-
- materialParams.transparent = true;
-
- } else {
-
- materialParams.transparent = false;
-
- if ( alphaMode === ALPHA_MODES.MASK ) {
-
- materialParams.alphaTest = materialDef.alphaCutoff !== undefined ? materialDef.alphaCutoff : 0.5;
-
- }
-
- }
-
- if ( materialDef.normalTexture !== undefined && materialType !== THREE.MeshBasicMaterial) {
-
- pending.push( parser.assignTexture( materialParams, 'normalMap', materialDef.normalTexture.index ) );
-
- materialParams.normalScale = new THREE.Vector2( 1, 1 );
-
- if ( materialDef.normalTexture.scale !== undefined ) {
-
- materialParams.normalScale.set( materialDef.normalTexture.scale, materialDef.normalTexture.scale );
-
- }
-
- }
-
- if ( materialDef.occlusionTexture !== undefined && materialType !== THREE.MeshBasicMaterial) {
-
- pending.push( parser.assignTexture( materialParams, 'aoMap', materialDef.occlusionTexture.index ) );
-
- if ( materialDef.occlusionTexture.strength !== undefined ) {
-
- materialParams.aoMapIntensity = materialDef.occlusionTexture.strength;
-
- }
-
- }
-
- if ( materialDef.emissiveFactor !== undefined && materialType !== THREE.MeshBasicMaterial) {
-
- materialParams.emissive = new THREE.Color().fromArray( materialDef.emissiveFactor );
-
- }
-
- if ( materialDef.emissiveTexture !== undefined && materialType !== THREE.MeshBasicMaterial) {
-
- pending.push( parser.assignTexture( materialParams, 'emissiveMap', materialDef.emissiveTexture.index ) );
-
- }
-
- return Promise.all( pending ).then( function () {
-
- var material;
-
- if ( materialType === THREE.ShaderMaterial ) {
-
- material = extensions[ EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS ].createMaterial( materialParams );
-
- } else {
-
- material = new materialType( materialParams );
-
- }
-
- if ( materialDef.name !== undefined ) material.name = materialDef.name;
-
- // Normal map textures use OpenGL conventions:
- // https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#materialnormaltexture
- if ( material.normalScale ) {
-
- material.normalScale.x = - material.normalScale.x;
-
- }
-
- // emissiveTexture and baseColorTexture use sRGB encoding.
- // if ( material.map ) material.map.encoding = THREE.sRGBEncoding;
- // if ( material.emissiveMap ) material.emissiveMap.encoding = THREE.sRGBEncoding;
-
- if ( materialDef.extras ) material.userData = materialDef.extras;
-
- return material;
-
- } );
-
- };
-
- /**
- * @param {THREE.BufferGeometry} geometry
- * @param {GLTF.Primitive} primitiveDef
- * @param {Array<THREE.BufferAttribute>} accessors
- */
- function addPrimitiveAttributes ( geometry, primitiveDef, accessors ) {
-
- var attributes = primitiveDef.attributes;
-
- for ( var gltfAttributeName in attributes ) {
-
- var threeAttributeName = ATTRIBUTES[ gltfAttributeName ];
- var bufferAttribute = accessors[ attributes[ gltfAttributeName ] ];
-
- // Skip attributes already provided by e.g. Draco extension.
- if ( !threeAttributeName ) continue;
- if ( threeAttributeName in geometry.attributes ) continue;
-
- geometry.addAttribute( threeAttributeName, bufferAttribute );
-
- }
-
- if ( primitiveDef.indices !== undefined && !geometry.index ) {
-
- geometry.setIndex( accessors[ primitiveDef.indices ] );
-
- }
-
- }
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#geometry
- * @param {Array<Object>} primitives
- * @return {Promise<Array<THREE.BufferGeometry>>}
- */
- GLTFParser.prototype.loadGeometries = function ( primitives ) {
-
- var parser = this;
- var extensions = this.extensions;
- var cache = this.primitiveCache;
-
- return this.getDependencies( 'accessor' ).then( function ( accessors ) {
-
- var geometries = [];
- var pending = [];
-
- for ( var i = 0, il = primitives.length; i < il; i ++ ) {
-
- var primitive = primitives[ i ];
-
- // See if we've already created this geometry
- var cached = getCachedGeometry( cache, primitive );
-
- var geometry;
-
- if ( cached ) {
-
- // Use the cached geometry if it exists
- pending.push( cached.then( function ( geometry ) {
-
- geometries.push( geometry );
-
- } ) );
-
- } else if ( primitive.extensions && primitive.extensions[ EXTENSIONS.KHR_DRACO_MESH_COMPRESSION ] ) {
-
- // Use DRACO geometry if available
- var geometryPromise = extensions[ EXTENSIONS.KHR_DRACO_MESH_COMPRESSION ]
- .decodePrimitive( primitive, parser )
- .then( function ( geometry ) {
-
- addPrimitiveAttributes( geometry, primitive, accessors );
-
- geometries.push( geometry );
-
- return geometry;
-
- } );
-
- cache.push( { primitive: primitive, promise: geometryPromise } );
-
- pending.push( geometryPromise );
-
- } else {
-
- // Otherwise create a new geometry
- geometry = new THREE.BufferGeometry();
-
- addPrimitiveAttributes( geometry, primitive, accessors );
-
- // Cache this geometry
- cache.push( {
-
- primitive: primitive,
- promise: Promise.resolve( geometry )
-
- } );
-
- geometries.push( geometry );
-
- }
-
- }
-
- return Promise.all( pending ).then( function () {
-
- return geometries;
-
- } );
-
- } );
-
- };
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#meshes
- * @param {number} meshIndex
- * @return {Promise<THREE.Group|THREE.Mesh|THREE.SkinnedMesh>}
- */
- GLTFParser.prototype.loadMesh = function ( meshIndex ) {
-
- var scope = this;
- var json = this.json;
- var extensions = this.extensions;
-
- var meshDef = this.json.meshes[ meshIndex ];
-
- return this.getMultiDependencies( [
-
- 'accessor',
- 'material'
-
- ] ).then( function ( dependencies ) {
-
- var group = new THREE.Group();
-
- var primitives = meshDef.primitives;
-
- return scope.loadGeometries( primitives ).then( function ( geometries ) {
-
- for ( var i = 0, il = primitives.length; i < il; i ++ ) {
-
- var primitive = primitives[ i ];
- var geometry = geometries[ i ];
-
- var material = primitive.material === undefined
- ? createDefaultMaterial()
- : dependencies.materials[ primitive.material ];
-
- if ( material.aoMap
- && geometry.attributes.uv2 === undefined
- && geometry.attributes.uv !== undefined ) {
-
- console.log( 'THREE.GLTFLoader: Duplicating UVs to support aoMap.' );
- geometry.addAttribute( 'uv2', new THREE.BufferAttribute( geometry.attributes.uv.array, 2 ) );
-
- }
-
- // If the material will be modified later on, clone it now.
- var useVertexColors = geometry.attributes.color !== undefined;
- var useFlatShading = geometry.attributes.normal === undefined;
- var useSkinning = meshDef.isSkinnedMesh === true;
- var useMorphTargets = primitive.targets !== undefined;
-
- if ( useVertexColors || useFlatShading || useSkinning || useMorphTargets ) {
-
- if ( material.isGLTFSpecularGlossinessMaterial ) {
-
- var specGlossExtension = extensions[ EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS ];
- material = specGlossExtension.cloneMaterial( material );
-
- } else {
-
- material = material.clone();
-
- }
-
- }
-
- if ( useVertexColors ) {
-
- material.vertexColors = THREE.VertexColors;
- material.needsUpdate = true;
-
- }
-
- if ( useFlatShading ) {
-
- material.flatShading = true;
-
- }
-
- var mesh;
-
- if ( primitive.mode === WEBGL_CONSTANTS.TRIANGLES ||
- primitive.mode === WEBGL_CONSTANTS.TRIANGLE_STRIP ||
- primitive.mode === WEBGL_CONSTANTS.TRIANGLE_FAN ||
- primitive.mode === undefined ) {
-
- if ( useSkinning ) {
-
- mesh = new THREE.SkinnedMesh( geometry, material );
- material.skinning = true;
-
- } else {
-
- mesh = new THREE.Mesh( geometry, material );
-
- }
-
- if ( primitive.mode === WEBGL_CONSTANTS.TRIANGLE_STRIP ) {
-
- mesh.drawMode = THREE.TriangleStripDrawMode;
-
- } else if ( primitive.mode === WEBGL_CONSTANTS.TRIANGLE_FAN ) {
-
- mesh.drawMode = THREE.TriangleFanDrawMode;
-
- }
-
- } else if ( primitive.mode === WEBGL_CONSTANTS.LINES ||
- primitive.mode === WEBGL_CONSTANTS.LINE_STRIP ||
- primitive.mode === WEBGL_CONSTANTS.LINE_LOOP ) {
-
- var cacheKey = 'LineBasicMaterial:' + material.uuid;
-
- var lineMaterial = scope.cache.get( cacheKey );
-
- if ( ! lineMaterial ) {
-
- lineMaterial = new THREE.LineBasicMaterial();
- THREE.Material.prototype.copy.call( lineMaterial, material );
- lineMaterial.color.copy( material.color );
- lineMaterial.lights = false; // LineBasicMaterial doesn't support lights yet
-
- scope.cache.add( cacheKey, lineMaterial );
-
- }
-
- material = lineMaterial;
-
- if ( primitive.mode === WEBGL_CONSTANTS.LINES ) {
-
- mesh = new THREE.LineSegments( geometry, material );
-
- } else if ( primitive.mode === WEBGL_CONSTANTS.LINE_STRIP ) {
-
- mesh = new THREE.Line( geometry, material );
-
- } else {
-
- mesh = new THREE.LineLoop( geometry, material );
-
- }
-
- } else if ( primitive.mode === WEBGL_CONSTANTS.POINTS ) {
-
- var cacheKey = 'PointsMaterial:' + material.uuid;
-
- var pointsMaterial = scope.cache.get( cacheKey );
-
- if ( ! pointsMaterial ) {
-
- pointsMaterial = new THREE.PointsMaterial();
- THREE.Material.prototype.copy.call( pointsMaterial, material );
- pointsMaterial.color.copy( material.color );
- pointsMaterial.map = material.map;
- pointsMaterial.lights = false; // PointsMaterial doesn't support lights yet
-
- scope.cache.add( cacheKey, pointsMaterial );
-
- }
-
- material = pointsMaterial;
-
- mesh = new THREE.Points( geometry, material );
-
- } else {
-
- throw new Error( 'THREE.GLTFLoader: Primitive mode unsupported: ' + primitive.mode );
-
- }
-
- mesh.name = meshDef.name || ( 'mesh_' + meshIndex );
-
- if ( useMorphTargets ) {
-
- addMorphTargets( mesh, meshDef, primitive, dependencies.accessors );
-
- }
-
- if ( meshDef.extras !== undefined ) mesh.userData = meshDef.extras;
- if ( primitive.extras !== undefined ) mesh.geometry.userData = primitive.extras;
-
- // for Specular-Glossiness.
- if ( material.isGLTFSpecularGlossinessMaterial === true ) {
-
- mesh.onBeforeRender = extensions[ EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS ].refreshUniforms;
-
- }
-
- if ( primitives.length > 1 ) {
-
- mesh.name += '_' + i;
-
- group.add( mesh );
-
- } else {
-
- return mesh;
-
- }
-
- }
-
- return group;
-
- } );
-
- } );
-
- };
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#cameras
- * @param {number} cameraIndex
- * @return {Promise<THREE.Camera>}
- */
- GLTFParser.prototype.loadCamera = function ( cameraIndex ) {
-
- var camera;
- var cameraDef = this.json.cameras[ cameraIndex ];
- var params = cameraDef[ cameraDef.type ];
-
- if ( ! params ) {
-
- console.warn( 'THREE.GLTFLoader: Missing camera parameters.' );
- return;
-
- }
-
- if ( cameraDef.type === 'perspective' ) {
-
- var aspectRatio = params.aspectRatio || 1;
- var xfov = params.yfov * aspectRatio;
-
- camera = new THREE.PerspectiveCamera( THREE.Math.radToDeg( xfov ), aspectRatio, params.znear || 1, params.zfar || 2e6 );
-
- } else if ( cameraDef.type === 'orthographic' ) {
-
- camera = new THREE.OrthographicCamera( params.xmag / - 2, params.xmag / 2, params.ymag / 2, params.ymag / - 2, params.znear, params.zfar );
-
- }
-
- if ( cameraDef.name !== undefined ) camera.name = cameraDef.name;
- if ( cameraDef.extras ) camera.userData = cameraDef.extras;
-
- return Promise.resolve( camera );
-
- };
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#skins
- * @param {number} skinIndex
- * @return {Promise<Object>}
- */
- GLTFParser.prototype.loadSkin = function ( skinIndex ) {
-
- var skinDef = this.json.skins[ skinIndex ];
-
- var skinEntry = { joints: skinDef.joints };
-
- if ( skinDef.inverseBindMatrices === undefined ) {
-
- return Promise.resolve( skinEntry );
-
- }
-
- return this.getDependency( 'accessor', skinDef.inverseBindMatrices ).then( function ( accessor ) {
-
- skinEntry.inverseBindMatrices = accessor;
-
- return skinEntry;
-
- } );
-
- };
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#animations
- * @param {number} animationIndex
- * @return {Promise<THREE.AnimationClip>}
- */
- GLTFParser.prototype.loadAnimation = function ( animationIndex ) {
-
- var json = this.json;
-
- var animationDef = this.json.animations[ animationIndex ];
-
- return this.getMultiDependencies( [
-
- 'accessor',
- 'node'
-
- ] ).then( function ( dependencies ) {
-
- var tracks = [];
-
- for ( var i = 0, il = animationDef.channels.length; i < il; i ++ ) {
-
- var channel = animationDef.channels[ i ];
- var sampler = animationDef.samplers[ channel.sampler ];
-
- if ( sampler ) {
-
- var target = channel.target;
- var name = target.node !== undefined ? target.node : target.id; // NOTE: target.id is deprecated.
- var input = animationDef.parameters !== undefined ? animationDef.parameters[ sampler.input ] : sampler.input;
- var output = animationDef.parameters !== undefined ? animationDef.parameters[ sampler.output ] : sampler.output;
-
- var inputAccessor = dependencies.accessors[ input ];
- var outputAccessor = dependencies.accessors[ output ];
-
- var node = dependencies.nodes[ name ];
-
- if ( node ) {
-
- node.updateMatrix();
- node.matrixAutoUpdate = true;
-
- var TypedKeyframeTrack;
-
- switch ( PATH_PROPERTIES[ target.path ] ) {
-
- case PATH_PROPERTIES.weights:
-
- TypedKeyframeTrack = THREE.NumberKeyframeTrack;
- break;
-
- case PATH_PROPERTIES.rotation:
-
- TypedKeyframeTrack = THREE.QuaternionKeyframeTrack;
- break;
-
- case PATH_PROPERTIES.position:
- case PATH_PROPERTIES.scale:
- default:
-
- TypedKeyframeTrack = THREE.VectorKeyframeTrack;
- break;
-
- }
-
- var targetName = node.name ? node.name : node.uuid;
-
- var interpolation = sampler.interpolation !== undefined ? INTERPOLATION[ sampler.interpolation ] : THREE.InterpolateLinear;
-
- var targetNames = [];
-
- if ( PATH_PROPERTIES[ target.path ] === PATH_PROPERTIES.weights ) {
-
- // node should be THREE.Group here but
- // PATH_PROPERTIES.weights(morphTargetInfluences) should be
- // the property of a mesh object under node.
- // So finding targets here.
-
- node.traverse( function ( object ) {
-
- if ( object.isMesh === true && object.material.morphTargets === true ) {
-
- targetNames.push( object.name ? object.name : object.uuid );
-
- }
-
- } );
-
- } else {
-
- targetNames.push( targetName );
-
- }
-
- // KeyframeTrack.optimize() will modify given 'times' and 'values'
- // buffers before creating a truncated copy to keep. Because buffers may
- // be reused by other tracks, make copies here.
- for ( var j = 0, jl = targetNames.length; j < jl; j ++ ) {
-
- var track = new TypedKeyframeTrack(
- targetNames[ j ] + '.' + PATH_PROPERTIES[ target.path ],
- THREE.AnimationUtils.arraySlice( inputAccessor.array, 0 ),
- THREE.AnimationUtils.arraySlice( outputAccessor.array, 0 ),
- interpolation
- );
-
- // Here is the trick to enable custom interpolation.
- // Overrides .createInterpolant in a factory method which creates custom interpolation.
- if ( sampler.interpolation === 'CUBICSPLINE' ) {
-
- track.createInterpolant = function InterpolantFactoryMethodGLTFCubicSpline( result ) {
-
- // A CUBICSPLINE keyframe in glTF has three output values for each input value,
- // representing inTangent, splineVertex, and outTangent. As a result, track.getValueSize()
- // must be divided by three to get the interpolant's sampleSize argument.
-
- return new GLTFCubicSplineInterpolant( this.times, this.values, this.getValueSize() / 3, result );
-
- };
-
- // Workaround, provide an alternate way to know if the interpolant type is cubis spline to track.
- // track.getInterpolation() doesn't return valid value for custom interpolant.
- track.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline = true;
-
- }
-
- tracks.push( track );
-
- }
-
- }
-
- }
-
- }
-
- var name = animationDef.name !== undefined ? animationDef.name : 'animation_' + animationIndex;
-
- return new THREE.AnimationClip( name, undefined, tracks );
-
- } );
-
- };
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#nodes-and-hierarchy
- * @param {number} nodeIndex
- * @return {Promise<THREE.Object3D>}
- */
- GLTFParser.prototype.loadNode = function ( nodeIndex ) {
-
- var json = this.json;
- var extensions = this.extensions;
-
- var meshReferences = this.json.meshReferences;
- var meshUses = this.json.meshUses;
-
- var nodeDef = this.json.nodes[ nodeIndex ];
-
- return this.getMultiDependencies( [
-
- 'mesh',
- 'skin',
- 'camera'
-
- ] ).then( function ( dependencies ) {
-
- var node;
-
- if ( nodeDef.isBone === true ) {
-
- node = new THREE.Bone();
-
- } else if ( nodeDef.mesh !== undefined ) {
-
- var mesh = dependencies.meshes[ nodeDef.mesh ];
-
- node = mesh.clone();
-
- // for Specular-Glossiness
- if ( mesh.isGroup === true ) {
-
- for ( var i = 0, il = mesh.children.length; i < il; i ++ ) {
-
- var child = mesh.children[ i ];
-
- if ( child.material && child.material.isGLTFSpecularGlossinessMaterial === true ) {
-
- node.children[ i ].onBeforeRender = child.onBeforeRender;
-
- }
-
- }
-
- } else {
-
- if ( mesh.material && mesh.material.isGLTFSpecularGlossinessMaterial === true ) {
-
- node.onBeforeRender = mesh.onBeforeRender;
-
- }
-
- }
-
- if ( meshReferences[ nodeDef.mesh ] > 1 ) {
-
- node.name += '_instance_' + meshUses[ nodeDef.mesh ] ++;
-
- }
-
- } else if ( nodeDef.camera !== undefined ) {
-
- node = dependencies.cameras[ nodeDef.camera ];
-
- } else if ( nodeDef.extensions
- && nodeDef.extensions[ EXTENSIONS.KHR_LIGHTS ]
- && nodeDef.extensions[ EXTENSIONS.KHR_LIGHTS ].light !== undefined ) {
-
- var lights = extensions[ EXTENSIONS.KHR_LIGHTS ].lights;
- node = lights[ nodeDef.extensions[ EXTENSIONS.KHR_LIGHTS ].light ];
-
- } else {
-
- node = new THREE.Object3D();
-
- }
-
- if ( nodeDef.name !== undefined ) {
-
- node.name = THREE.PropertyBinding.sanitizeNodeName( nodeDef.name );
-
- }
-
- if ( nodeDef.extras ) node.userData = nodeDef.extras;
-
- if ( nodeDef.matrix !== undefined ) {
-
- var matrix = new THREE.Matrix4();
- matrix.fromArray( nodeDef.matrix );
- node.applyMatrix( matrix );
-
- } else {
-
- if ( nodeDef.translation !== undefined ) {
-
- node.position.fromArray( nodeDef.translation );
-
- }
-
- if ( nodeDef.rotation !== undefined ) {
-
- node.quaternion.fromArray( nodeDef.rotation );
-
- }
-
- if ( nodeDef.scale !== undefined ) {
-
- node.scale.fromArray( nodeDef.scale );
-
- }
-
- }
-
- return node;
-
- } );
-
- };
-
- /**
- * Specification: https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#scenes
- * @param {number} sceneIndex
- * @return {Promise<THREE.Scene>}
- */
- GLTFParser.prototype.loadScene = function () {
-
- // scene node hierachy builder
-
- function buildNodeHierachy( nodeId, parentObject, json, allNodes, skins ) {
-
- var node = allNodes[ nodeId ];
- var nodeDef = json.nodes[ nodeId ];
-
- // build skeleton here as well
-
- if ( nodeDef.skin !== undefined ) {
-
- var meshes = node.isGroup === true ? node.children : [ node ];
-
- for ( var i = 0, il = meshes.length; i < il; i ++ ) {
-
- var mesh = meshes[ i ];
- var skinEntry = skins[ nodeDef.skin ];
-
- var bones = [];
- var boneInverses = [];
-
- for ( var j = 0, jl = skinEntry.joints.length; j < jl; j ++ ) {
-
- var jointId = skinEntry.joints[ j ];
- var jointNode = allNodes[ jointId ];
-
- if ( jointNode ) {
-
- bones.push( jointNode );
-
- var mat = new THREE.Matrix4();
-
- if ( skinEntry.inverseBindMatrices !== undefined ) {
-
- mat.fromArray( skinEntry.inverseBindMatrices.array, j * 16 );
-
- }
-
- boneInverses.push( mat );
-
- } else {
-
- console.warn( 'THREE.GLTFLoader: Joint "%s" could not be found.', jointId );
-
- }
-
- }
-
- mesh.bind( new THREE.Skeleton( bones, boneInverses ), mesh.matrixWorld );
-
- }
-
- }
-
- // build node hierachy
-
- parentObject.add( node );
-
- if ( nodeDef.children ) {
-
- var children = nodeDef.children;
-
- for ( var i = 0, il = children.length; i < il; i ++ ) {
-
- var child = children[ i ];
- buildNodeHierachy( child, node, json, allNodes, skins );
-
- }
-
- }
-
- }
-
- return function loadScene( sceneIndex ) {
-
- var json = this.json;
- var extensions = this.extensions;
- var sceneDef = this.json.scenes[ sceneIndex ];
-
- return this.getMultiDependencies( [
-
- 'node',
- 'skin'
-
- ] ).then( function ( dependencies ) {
-
- var scene = new THREE.Scene();
- if ( sceneDef.name !== undefined ) scene.name = sceneDef.name;
-
- if ( sceneDef.extras ) scene.userData = sceneDef.extras;
-
- var nodeIds = sceneDef.nodes || [];
-
- for ( var i = 0, il = nodeIds.length; i < il; i ++ ) {
-
- buildNodeHierachy( nodeIds[ i ], scene, json, dependencies.nodes, dependencies.skins );
-
- }
-
- // Ambient lighting, if present, is always attached to the scene root.
- if ( sceneDef.extensions
- && sceneDef.extensions[ EXTENSIONS.KHR_LIGHTS ]
- && sceneDef.extensions[ EXTENSIONS.KHR_LIGHTS ].light !== undefined ) {
-
- var lights = extensions[ EXTENSIONS.KHR_LIGHTS ].lights;
- scene.add( lights[ sceneDef.extensions[ EXTENSIONS.KHR_LIGHTS ].light ] );
-
- }
-
- return scene;
-
- } );
-
- };
-
- }();
-
- return GLTFLoader;
-
-} )();